I heard someone on a TV show say:
What's it all mean?
As far as I know, 's could be the short form of has and is. But in this case, it seems more like to be the short form of does. Am I correct?
English Language & Usage Stack Exchange is a question and answer site for linguists, etymologists, and serious English language enthusiasts. It only takes a minute to sign up.Sign up to join this community
As the chart of English contractions on Wikipedia points out, 's can be used in place of does (as well as is, has, was and as).
It can also be used to represent the entirely unrelated us, as in let's.