Definition of cat's whiskers
informal + old-fashioned
: a highly admired or exceptionally excellent person or thing … he was the cat's whiskers, a business wunderkind, becoming chairman of a Fortune 100 company at the age of 38 on merit, not inheritance. — Allan Sloan, Newsweek, 21 July 1997
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First Known Use of cat's whiskers
Seen and Heard
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