cat's whiskers
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Something outstandingly good.
Register: slang
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Advertisement
Ad space — ads help keep Idiomer free. Premium will remove them.
Common questions
What does “cat's whiskers” mean?
Something outstandingly good.
Is “cat's whiskers” formal or informal?
cat's whiskers is generally slang.
Advertisement
Ad space — ads help keep Idiomer free. Premium will remove them.