Example
Recorded usage
These full forms were measured in COCA in 2016–2017. Counts apply to the quoted form, not every use of this idiom; overlapping forms are not added together.
Grouped source variants; editorially classified here as an idiom. Usage counts are separate from CEFR difficulty.
Dictionary details
Related idioms
Expressions connected by reviewed component words or topic tags.
can of worms
CEFR B1a complicated problem that causes trouble the moment it is touched
domino effect
CEFR B1a chain reaction in which one event triggers a series of similar events
in broad daylight
CEFR B1openly and where people can clearly see it, especially during the daytime
in the nick of time
CEFR B1at the latest moment when success is still possible
leap of faith
CEFR B1an act of trusting or committing without evidence or guarantees
red flag
CEFR B1a warning sign that something is wrong
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.