Example
Dictionary details
Related idioms
Expressions connected by reviewed component words or topic tags.
into thin air
Neutral · CEFR B2
Away so completely and suddenly that no trace or explanation remains.
out of thin air
Neutral · CEFR B2
to seem to materialize suddenly without any apparent origin
through thick and thin
Neutral · CEFR B2
Remaining loyal and supportive during both good times and serious difficulties.
kill two birds with one stone
Neutral · CEFR B1
To accomplish two tasks with a single effort or action.
the name of the game
Informal · CEFR B1
the central, most important aspect of a situation
go down a rabbit hole
Informal · CEFR B2
to get lost in a long, winding, often pointless digression while researching or building something
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.