1. Anyone who enjoys hording useless collectables such as faberge eggs, "limited edition" cups from McDonalds, Beanies Babies, etc.
2. Slang for a mentally disabled person.
Guy 1: "Dude, I just got another Dave Matthews Band live bootleg to add to my collection."
Guy 2: "Don't you already have like thirty of those?"
Guy 1: "Yeah...and?"
Guy 2: "You are such a fuckin' penny collector."
Guy 1: "Check out the penny collector in the foam helmet!"
Guy 2: "Sexy."
A derogatory term for a Jewish person.
Because of the stereotype the most Jews are rich and good with money
guy 1: wow that guy is such a penny collector!
guy 2: why?
guy 1:well...he a jew so he must be rich