- An example of who's is the famous sketch by Abbott and Costello, entitiled "Who's on First."
- An example of who's is what you ask in the card game Go Fish, "Who's got a seven?".
Who's is defined as who is or who has.
- who is
- who has
- Contraction of who is.
- Contraction of who has.
- The word who's is sometimes a misspelling of the possessive pronoun whose.