Literally, in italian, a big squash. Used as slang it means "a useless
person." In other words, all that
person is good for is to sit there like a big squash and get bigger. It can just as easily be derogatory as well as joking.
I was going to get Frank to
fix my
Mustang, but then I remembered that as far as mechanics
go, he's a total googoots (cucuzza).