Someone who farts loudly and obnoxiously in private and enjoys it, but is very self concious about their farting in public. These people are typically very shy. DO NOT AGREE TO ENTER ONE'S HOUSE.
Guy 1: Hey man, do you know that guy Mikey?
Guy 2: Yeah, man, he seems pretty cool.
Guy 1: Don't be fooled, he invited me over to his house last week, and he's a total pooginator.
Guy 2: Aw, man, what did it smell like?
A cross between a penis and a vagina. Sadly, the sighting of a penginas has never beenrecorded in medical history, but if one was spotted, this is what it would be called.