I was perplexed by this as a small child in the late 90s.
Google says it means "a foolish or contemptible person."
"ORIGIN early 20th century (as jiboney): probably an alteration of Italian dialect giambone, literally ‘ham’."
No all caps, Kowalski? I'm SHOCKED!
IM TOO LAZY TO RETYPE QUOTES IN CAPS...I THINK ABOUT IT THOUGH.🙂
I always thought it was that thing that smooths the ice in hockey rinks.