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Definitions

who's who

NOUN
upper class group
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Dunkin’ and endorser Ben Affleck, meanwhile, generated more engagement than any other celebrity spot by casting its “Good Will Hunting” parody with a who’s who of hit ’90s sitcoms including “Friends,” “Seinfeld” and “Family Matters.”

From The Wall Street Journal • Feb. 9, 2026

A who's who of stars are set to appear, including multiple Grammy Award winner Mariah Carey and Italian tenor Andrea Bocelli.

From BBC • Feb. 6, 2026

A who's who of cricket greats have posted messages of support, including former England skipper Michael Vaughan and Indian legends Ravichandran Ashwin and VVS Laxman.

From Barron's • Jan. 2, 2026

The feasts began in 1997 and have continued apace every other year since then, featuring a who’s who of literary accomplishment across every genre.

From Los Angeles Times • Nov. 5, 2025

I only know who’s who because each of us is labeled.

From "Zara’s Rules for Record-Breaking Fun" by Hena Khan