who's
uk/huːz/us/huːz/short form of who has:
Who's been chosen, do you know?
short form of who is:
Who's that talking to Jason?
More examples
- Who's going to go first?
- I don't know who's in charge round here.
- She's the woman who's going to be our new teacher.
- If I find out who's responsible for the damage, they'll be in trouble!
- Who's allowed to go in there?