Example
Dictionary details
Related idioms
Expressions connected by reviewed component words or topic tags.
beg the question
CEFR C1to make one naturally want to ask a particular question; (formally) to assume the very point being argued
Neutral
brain power
CEFR B1intelligence or mental ability used to think and solve problems
Informal
slippery slope
CEFR B1a course of action that seems small or harmless but leads, step by step, to a serious or disastrous result
Neutral
think twice
CEFR B1to reconsider an action carefully before doing it
Neutral
go without saying
CEFR B2to be so obvious that it does not need to be stated
Neutral
off the top of one's head
CEFR B2from memory, without checking or thinking carefully
Informal
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.