0 short form of what is or what has: --
They want a list of what's (= what has) been stolen.
What's (= what is) that stuff on your forehead?
1 contraction of what is or what has: --
What's (= What is) that stuff on your forehead?
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
what's