Archaic: A man living in an undiscovered area, on the frontier of a new land. Lives off resources and things in the wild.
Modern: Since there are very few undiscovered areas remaining, the term has been extended to encompass men who explore bushes, also known as shrubbery.
Brad: (barges into a closed bedroom) Hey what are you doing bro?
Lewis Clark: I'm exploring a lovely trimmed bush why don't you try it sometime. You're not my bro, GTFO.
Brad: I've never done that before. Wow dude you're a frontiersman!
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).