Idioms

at the end of the day

ultimately; when everything is considered

can of worms

a complicated problem that causes trouble the moment it is touched

end of story

used to say that there is nothing more to add or discuss

let the cat out of the bag

To reveal a secret, usually by mistake.

the name of the game

the central, most important aspect of a situation

a taste of your own medicine

The same unpleasant treatment that you have given to others.

by the skin of your teeth

By the narrowest possible margin; only just barely.

flavor of the month

a person, framework, or thing that is fashionable for a very short time

for the hell of it

for amusement or impulse rather than for any serious purpose

full of beans

bursting with cheerful energy and enthusiasm

give someone a piece of your mind

To tell someone angrily what you really think of them.

have a life of its own

to develop or grow in a way that is no longer controlled by anyone

off the top of one's head

from memory, without checking or thinking carefully

out of line

behaving or speaking beyond acceptable limits

out of the blue

suddenly and unexpectedly

run out of steam

to lose the energy, enthusiasm, or momentum needed to continue

six of one and half a dozen of the other

two alternatives have no meaningful difference

speak of the devil

Said when a person you were just talking about suddenly appears.

the gift of the gab

the ability to speak persuasively and fluently

beat/get the hell out of something

CEFR C1

to leave a place very quickly (get); or to defeat or hit something severely (beat)

by the seat of your pants

CEFR C1

to do something by instinct and improvisation rather than by plan