Example
“We need to think outside the box to win back lost customers.”
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.
break new ground
CEFR B2to do something that has never been done before; to pioneer
break the mould
CEFR B2to do something new and different that sets a new standard
cutting edge
CEFR B2the most advanced stage of development; state-of-the-art
game changer
CEFR B2a new development that fundamentally alters a situation or market
push the envelope
CEFR B2to go beyond the limits of what is known or accepted
silver bullet
CEFR B2a single, simple, magical solution that solves a hard problem completely
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.