Example
Dictionary details
Related idioms
Expressions connected by reviewed component words or topic tags.
let the cat out of the bag
Informal · CEFR B1
To reveal a secret, usually by mistake.
pull someone's leg
Informal · CEFR B1
To tease or joke with someone by telling them something untrue in fun.
save for a rainy day
Neutral · CEFR B1
to put money aside for future emergencies
spill the beans
Informal · CEFR B1
To reveal a secret, often accidentally.
the early bird catches the worm
Neutral · CEFR B1
Those who act promptly have the best chance of success.
behind the scenes
Neutral · CEFR B2
happening privately or secretly, not in public view
Source methodology
Meanings, register, CEFR, and examples come from the reviewed dictionary record. Expression notes may describe a reviewed present-day word picture or a background note; they are not presented as verified etymology.