idiom

stick one's neck out

to take a risk

to vote with your feet

to leave a place or an organisation because you do not like something about it

wash your hands of sth

(idm) to intentionally stop being involved in or connected with something that you were previously responsible for;

(idm) to refuse to have anything more to do with someone or something

to look down on one's nose

to regard with contempt

icing on the cake

something that makes a good situation even better

gild the lily

spoil sth beautiful by additions

in eclipse

losing or having lost significance or power

run the gamut

to cover a wide range

by/in leaps and bounds

very quickly

keep the flag flying

to act or speak for the country or group that a flag represents

take the cake/biscuit

to be especially annoying, surprising, etc. or to be the worst or best of its kind

carry the can

accept the blame

by and large

for the most part

sell like hot cakes

sell very quickly

to have a bee in your bonnet

to keep talking about something again and again because you think it is very important

do sb a power of good

be beneficial to sb

do sb a world of good

have a very positive effect on sb

fly on the wall

a person who watches others without being noticed

flog a dead horse

to continue to make an issue of something that is over

a cog in the machine

an important member of a team who feels unimportant

crystal clear

very clear

a pawn in the game

someone who is used by a more powerful person

let sleeping dogs lie

to let well enough alone, to avoid stirring up old hostilities

dirt cheap

very cheap

throw in the towel

to give up

Let the cat out of the bag

reveal a secret

skeleton in the closet

unpleasant or embarrassing things about a person that he or she would prefer to keep hidden from others

the ball is in your court

It's your decision

an elephant in the room

a subject no one wants to talk about

to bring/call sb/sth to heel

to force sth to obey

come to term with sth

to gradually accept sad things

be firing on all cylinders

to be operating as powerfully and effectively as possible

turn up the heat

To apply or increase pressure to a person or situation

come in handy

be useful for a certain purpose

sweep sth under the rug

to pretend sth. isn't happening; ignore an unpleasant situation instead of trying to fix it

pull the lever

to use an advantage

raise the bar

(v) to raise standards or expectations

to be off the agenda

not a priority

flip the script

do something unexpected or revolutionary

curate's egg

a thing that is partly good and partly bad

foot the bill

to pay the bill

a bitter pill to swallow

a humiliating defeat

get one's foot in the door

to succeed (start) with a first step

go under the knife

to have surgery

an ax to grind

having a selfish motive in the background

hit the ground running

to work immediately very hard on something to make it successful

sick as a dog

very sick

stone dead

completely dead

coming up roses

happening successfully

on a tear

having a period of success

fight shy of

to try to avoid something

get even

to take revenge

be/go heavy on sth

to use a lot of sth

run afoul of sth

to do sth that you are not allowed to do especially breaking a rule or law

go with a bang/swing

very exciting and successfull

go through fire and water

experience many difficulties or dangers in order to achieve sth

go the extra mile

try harder in order to achieve something

go against the grain

going against the norm; doing something atypical

go through the motions

to do something because you are expected to do it and not because you want to.

fly by the seat of your pants

doing something difficult without much experience or ability

the lion's share

the major portion

bear fruit (v,idm)

to be successful

batten down the hatches

to prepare for a difficulty or crisis

step up to the plate

to take responsibility

jump/get on the bandwagon

Join a popular trend or activity.

go down the pan

to fail or to be lost or destroyed

go down in the annals

to be remembered as an important event, person, etc.:

down to the wire

Something that ends at the last minute or last few seconds.

do down like a lead balloon

to fail badly

a brown study

condition of being deeply absorbed in one's own thoughts, especially somber thoughts

a (heavy) cross to bear

an unpleasant or painful situation or person that you have to accept and deal with, although you find it very difficult

pit your wits against sth

to see if you can be cleverer than someone or something

keep your shirt on

You need to stay calm/ calm down

in the same breath

contradictorily

be pushing up (the) daisies

to be dead

rake sth in

to earn or get a large amount of money

close a deal

finalise a business agreement

grit your teeth

to accept a difficult situation and deal with it in a determined way

burn the candles at both ends

work very hard, day and night

under lock and key

securely locked up

white elephant

a costly and useless possession

not to be as black as one is painted

not to be as bad as people say you are

grin and bear it

accept a difficult situation without complaining or showing how you feel

would not do sth for all the tea in China

used to say that nothing could persuade you to do something

go to great/any lengths

to try very hard to achieve sth

at/in one fell swoop

all at once

more by accident than design

due to luck rather than skill

have/throw a fit

to become very angry

have a field day

to have a lot of fun with something

make do with sth

to manage with the things that you have, even though this is not really enough

to not take kindly for sth

to not like sth

take a backseat

to be in an inferior position

under the sun

in existence; on earth

be skating on thin ice

to be doing something that is dangerous or involves risks

bet the farm/ranch

to risk everything

a blast from the past

something or someone that surprises you because you had almost forgotten about it

a flash in the pan

promising at the start but then disappointing

throw down the gauntlet

to challenge someone

pull rank (on)

to use the power that your position gives you over someone in order to make them do what you want

have a go at sb

to criticize sb