A [cartoon] and [comic book] [character], circa 1940s to 1970s, when [comic books] were still about [comedy], and briefly reappearing in the mid-1990s. He had a peculiar baby-like vocabulary and grammar that included statements like, I [yamnt] going to do this any more.
A big, [fat slob], or a [blundering idiot].
A [style], or lack thereof, in which ones shirt is too short, typically because of the size of the belly, so that the bare belly protrudes quite grossly below it. This is not to be confused with tops that are [cropped] in order to intentionally display a nice-looking tummy. However, it could easily apply to the bare tummy of a person who is seriously mistaken in the belief that it looks nice.