Paper currency (usually benjamins) stored in a cowboy boot in the back of one's closet in attempt to avoid scrutiny from a significant other or spouse. This money is usually reserved for questionable activities that require heightened discretion.
setting: two guys walk into a strip club
Guy 1 (handed a wad of cash by Guy 2): No way I can accept five hundred dollars in cash Guy 2: Don't worry about it, dude, this is boot money
Ruler of Lake Titicaca. Rumored to have a bunghole that gets very angry if it does not receive toilet paper. Cornholio the Great is often seen walking around with his shirt over his head and his hands in the air, chanting songs about his power, and his bunghole.
"I am Cornholio! You do not want to face the wrath of my bunghole, for I need TP!"
Butthead: Shut up, Beavis! (uh huh huh huh)
Beavis: Um, okay. (heh heh heh heh).