what's it to (someone)

idiom

Definition of what's it to (someone)

informal

: why does (someone) want to know —used to respond in a somewhat angry or annoyed way to a question that one does not want to answer

what play

used as an interrogative expressing inquiry about the identity, nature, or value of an object or matter
often used to ask for repetition of an utterance or part of an utterance not properly heard or understood
: who

used as an interrogative expressing inquiry about the identity, nature, or value of a person, object, or matter
: how remarkable or striking for good or bad qualities
: whatever

someone play