who's

contraction
\ ˈhüz How to pronounce who's (audio) \

Definition of who's

1 : who is Who's there? I don't know who's calling.
2 : who has She's someone who's always been a good friend to me.

First Known Use of who's

1594, in the meaning defined at sense 1

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Time Traveler for who's

Time Traveler

The first known use of who's was in 1594

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Statistics for who's

Last Updated

27 Jan 2020

Cite this Entry

“Who's.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/who%27s. Accessed 21 Feb. 2020.

More from Merriam-Webster on who's

Nglish: Translation of who's for Spanish Speakers

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