IdiomsD-F.doc

Daft as a brush
(UK) Someone who is daft as a brush is rather stupid.
Damp squib
(UK) If something is expected to have a great effect or impact but doesn't, it is a damp squib.
Dancing on someone's grave
If you will dance on someone's grave, you will outlive or outlast them and will celebrate their demise.
Dark horse
If someone is a dark horse, they are a bit of a mystery and we don't know how they will react or perform.
Davey Jones' locker
Davey Jones' locker is the bottom of the sea or resting place of drowned sailors.('Davy Jones' locker' is an alternative spelling.)
Day in the sun
If you have your day in the sun, you get attention and are appreciated.
Daylight robbery
If you are overcharged or underpaid, it is a daylight robbery; open, unfair and hard to prevent. Rip-off has a similar meaning.
Days are numbered
When someone’s days are numbered, they are expected to die soon.
Dead air
When there is a period of total silence, there is dead air.
Dead and buried
If something is dead and buried, it has all long been settled and is not going to be reconsidered.
Dead as a dodo
If something's dead as a dodo, it is lifeless and dull. The dodo was a bird that lived the island of Mauritius. It couldn't fly and was hunted to extinction.
Dead as a doornail
This is used to indicate that something is lifeless.
Dead duck
If something is a dead duck, it is a failure.
Dead even
If people competing are dead even, they are at exactly the same stage or moving at exactly the same speed.
Dead from the neck up
Someone who's dead from the neck up is very stupid indeed.
Dead heat
If a race ends in a dead heat, two or more finish with exactly the same result.
Dead in the water
If something is dead in the water, it isn't going anywhere or making any progress.
Dead level best
If you try your dead level best,  you try as hard as you possibly could to do something.
Dead man walking
A dead man walking is someone who is in great trouble and will certainly get punished, lose their job or position, etc, soon.
Dead meat
This is used as a way of threatening someone: You'll be dead meat if you don't go along.
Dead men's shoes
If promotion or success requires replacing somebody, then it can only be reached by dead men's shoes' by getting rid of them.
Dead right
This means that something or someone is absolutely correct, without doubt.
Dead to the world
If somebody's fast asleep and completely unaware of what if happening around them, he or she's dead to the world.
Dead wrong
If someone is dead wrong, they are absolutely in error, absolutely incorrect or of incorrect opinion.
Deaf as a post
Someone who is as deaf as a post is unable to hear at all.
Dear John letter
A letter written by a partner explaining why they are ending the relationship is a Dear John letter.
Death of a thousand cuts
If something is suffering the death of a thousand cuts, or death by a thousand cuts, lots of small bad things are happening, none of which are fatal in themselves, but which add up to a slow and painful demise.
Death warmed up
(UK) If someone looks like death warmed up, they look very ill indeed. ('death warmed over' is the American form)
Decorate the mahogany
(USA) When someone buys a round a pub or bar, they decorate the mahogany; putting cash on the bar.
Deep pockets
If someone has deep pockets, they are wealthy.
Deep pockets but short arms
Someone who has money but never puts his hand in his pocket to pay for anything has deep pockets but short arms.
Deer in the headlights
When one is caught offguard and needs to make a decision, but cannot react quickly.
Deliver the goods
Do what is required, come up to expectations. For example, Kate delivered the goods and got us the five votes we needed. This phrase alludes to delivering an order of groceries or other items. [Colloquial; second half of 1800s]
Demon weed
Tobacco is the demon weed.
Derring-do
If a person shows derring-do, they show great courage.
Devil finds work for idle hands
When people say that the devil finds work for idle hands, they mean that if people don't have anything to do with their time, they are more likely to get involved in trouble and criminality.
Devil is in the detail
When people say that the devil in the detail, they mean that small things in plans and schemes that are often overlooked can cause serious problems later on.
Devil may care
If you live a devil-may-care life it means you are willing to take more risks than most people.
Devil's advocate
If someone plays Devil's advocate in an argument, they adopt a position they don't believe in just for the sake of the argument
Diamond in the rough
A diamond in the rough is someone or something that has great potential, but isn't not refined and polished.
Dice with death
If you do something that is very dangerous, you are dicing with death.
Die is cast
If the die is cast, a decision has been made that cannot be altered and fate will decide the consequences.
Different kettle of fish
If something is a different kettle of fish, it is very different from the other things referenced.
Different ropes for different folks
(USA) This idiom means that different people do things in different ways that suit them.
Different strokes for different folks
(USA) This idiom means that different people do things in different ways that suit them.
Dig way down deep
When someone digs way down deep, they look into their inner feelings to see how they feel about it.
Dig your heels in
If you dig your heels in, you start to resist something.
Dime a dozen
(USA) If something is a dime a dozen, it is extremely common, possibly too common.
Dine on ashes
I someone is dining on ashes he or she is excessively focusing attention on failures or regrets for past actions. 
Dinosaur
A dinosaur is a person who is thought to be too old for their position.
Dip your toes in the water
If you dip your toes in the water, you try something tentatively because you are not sure whether it will work or not.
Dirty dog
A dirty dog is an untrustworthy person.
Discerning eye
If a person has a discerning eye, they are particularly good at judging the quality of something.
Discretion is the better part of valour
This idiom means that it is often better to think carefully and not act than to do something that may cause problems.
Dish the dirt
If you dish the dirt on something or someone, you make unpleasant or shocking information public.
Do a Devon Loch
(UK) If someone does a Devon Loch, they fail when they were very close to winning. Devon Loch was a horse that collapsed just short of the winning line of the Grand National race.
Do a Lord Lucan
(UK) If someone disappears without a trace or runs off, they do a Lord Lucan.  (Lord Lucan disappeared after a murder)
Do a runner
(UK) If people leave a restaurant without paying, they do a runner.
Do as you would be done by
Treat and respect others as you would hope to be respected and treated by them.
Do the needful
(India) If you do the needful, you do what is necessary.
Do the running
(UK) The person who has to do the running has to make sure that things get done. ('Make the running' is also used.)
Do their dirty work
Someone who does someone's dirty work, carries out the unpleasant jobs that the first person doesn't want to do. Someone who seems to enjoy doing this is sometimes known as a 'henchman'.
Do time
(UK) When someone is doing time, they are in prison.
Do's and don't's
The do's and don't's are what is acceptable or allowed or not within an area or issue, etc.
Dodge the bullet
If someone has dodged a bullet, they have successfully avoided a very serious problem.
Dog and pony show
(USA) A dog and pony show is a presentation or some marketing that has lots of style, but no real content.
Dog days
Dog days are very hot summer days.
Dog eat dog
In a dog eat dog world, there is intense competition and rivalry, where everybody thinks only of himself or herself.
Dog in the manger
(UK) If someone acts like a dog in the manger, they don't want other people to have or enjoy things that are useless to them.
Dog tired
If you are dog tired, you are exhausted.
Dog's dinner
Something that is a dog's dinner is a real mess.
Dog's life
If some has a dog's life, they have a very unfortunate and wretched life.
Dog-eared
If a book is dog-eared, it is in bad condition, with torn pages, etc.
Dog-whistle politics
(AU) When political parties have policies that will appeal to racists while not being overtly racist, they are indulging in dog-whistle politics.
Doggy bag
If you ask for a doggy bag in a restaurant, they will pack the food you haven't eaten for you to take home.
Doldrums
If a person is in the doldrums, they are depressed. If a project or something similar is in the doldrums, it isn't making any progress.
Dollars for doughnuts
(USA) If something is dollars for doughnuts, it is a sure bet or certainty.
Don't bite the hand that feeds
When someone says this to you, they are trying to tell you not to act against those on whom you depend.
Don't catch your chickens before they're hatched
This means that you should wait until you know whether something has produced the results you desire, rather than acting beforehand. ('Don't count your chickens until they've hatched' is an alternative.)
Don't cry over spilt milk
When something bad happens and nothing can be done to help it people say, 'Don't cry over spilt milk'.
Don't give up the day job
This idiom is used a way of telling something that they do something badly.
Don't hold your breath
If you are told not to hold your breath, it means that you shouldn't have high expectations about something.
Don't judge a book by the cover
This idiom means that you should not judge something or someone by appearances, but should look deeper at what is inside and more important.
Don't know whether to wind a watch or bark at the moon
If you don't know what to do, you don't know whether to wind a watch or bark at the moon.
Don't look a gift horse in the mouth
This means that if you are given something, a present or a chance, you should not waste it by being too critical or examining it too closely.
Don't mention the war
This means that you shouldn't speak about things that could cause an argument or tension.This idiom was used in a classic episode of the much-loved British comedy series Fawlty Towers. As a consequence if you use this phrase in Britain, listeners will understand you to be referring to Germans, or just start laughing.
Don't push my buttons!
This can be said to someone who is starting to annoy you.
Don't shoot the messenger
This phrase can be used when breaking some bad news to someone and you don't want to be blamed for the news. ('Don't kill the messenger' is also used.)
Don't stand there with curlers in your hair
This means 'don't keep me waiting'. It's said to someone who is taking too long to get moving.
Don't sweat the small stuff
(USA) This is used to tell people not to worry about trivial or unimportant issues.
Don't take any wooden nickels
(USA) This idiom is used to advise people not to be cheated or ripped off.
Don't throw bricks when you live in a glass house
Don't call others out on actions that you, yourself do. Don't be a hypocrite.
Don't trouble trouble until trouble troubles you
Don't go looking for trouble or problems- let them come to you.
Don't upset the applecart
If you are advised not to upset the applecart, you are being told not to disturb the way things are done because it might ruin things.
Don't wash your dirty laundry in public
(UK) People, especially couples, who argue in front of others or involve others in their personal problems and crises, are said to be washing their dirty laundry in public; making public things that are best left private. (In American English, 'don't air your dirty laundry in public' is used.)
Done to death
If a joke or story has been done to death, it has been told so often that it has stopped being funny.
Donkey work
Donkey work is any hard, boring work or task.
Donkey's years
This idiom means 'a very long time'.
Doormat
A person who doesn't stand up for themselves and gets treated badly is a doormat.
Dot all the i's and cross all the t's
If you dot all the i's and cross all the t's, you do something very carefully and thoroughly.
Double Dutch
(UK) If something is double Dutch, it is completely incomprehensible.
Double take
If someone does a double take, they react very slowly to something to show how shocked or surprised they are.
Double whammy
A double whammy is when something causes two problems at the same time, or when two setbacks occur at the same time.
Double-edged sword
If someone uses an argument that could both help them and harm them, then they are using a double-edged sword sword; it cuts both ways.
Doubting Thomas
A Doubting Thomas is someone who only believes what they see themselves, not what they are told.
Down and dirty
Down and dirty means unscrupulous and very competitive.
Down and out
If someone is down and out, they are desperately poor and need help.
Down at heel
Someone who is down at heel is short of money. ('Down in heel' is used in American English)
Down for the count
If someone is down for the count, they have lost a struggle, like a boxer who has been knocked out.
Down in the doldrums
If somebody's down in the doldrums, they are depressed and lacking energy.
Down in the dumps
If someone's down in the dumps, they are depressed.
Down in the mouth
If someone is down in the mouth, they look unhappy or depressed.
Down the drain
If something goes down the drain, especially money or work, it is wasted or produces no results.
Down the hatch
This idiom can be said before drinking alcohol in company.
Down the pan
If something has gone down the pan, it has failed or been ruined.
Down the pike
Something that is down the pike it is in the future.
Down the Swanee
If a plan or scheme, etc, goes down the Swanee, it goes wrong or fails.
Down the tubes
If something has gone down the tubes, it has failed or been ruined.
Down to the wire
(USA) If something goes down to the wire, like a competition, then it goes to the very last moment before it is clear who has won.
Down-to-earth
Someone who's down-to-earth is practical and realistic. It can also be used for things like ideas.
Drag your feet
If someone is dragging their feet, they are taking too long to do or finish something, usually because they don't want to do it.
Drag your heels
If you drag your heels, you either delay doing something or do it as slowly as possible because you don't want to do it.
Draw a bead on
To draw a