Example
Dictionary details
Related idioms
Expressions connected by reviewed component words or topic tags.
water off a duck's back
Informal · CEFR B2
criticism that has no effect on someone
rubber duck debugging
Informal · CEFR C1
to debug or solve a problem by explaining it line by line, out loud, to an inanimate object such as a rubber duck
easier said than done
Neutral · CEFR B1
Something that sounds simple to do but is actually hard.
for the time being
Neutral · CEFR B1
temporarily, until circumstances change
save for a rainy day
Neutral · CEFR B1
to put money aside for future emergencies
back to square one
Neutral · CEFR B2
to return to the beginning of a task after an attempt has failed
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.