dumballs

dumballs, a cooler slang for the word dumbass and more polite

joe : bro i forget what's 2+2
dingle : bro, you dumballs it's 4

Dumball

A stupid person who has no idea what they're talking about.

Jack, Shrek 4 is not the best Shrek movie, it's Shrek 2, you dumball!