1)the lovechild of "asdfghjkl" and "...", used in texting to indicate that you have nothing more profound to offer to the discussion or want to change the topic
2) used to indicate you have writers' block or to cuss as substitute for writing slang
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).