When the penis is soft, the dick collar is the loose skin that bunches up around the base of the head, or neck, of the penis.
Thus creating a collar-like appearance around the base of the head.
Man, I got my dick collar caught in my zipper! It hurt like a mofo!
The act of fucking someone in the ass, and upon pulling your penis out, discovering that there is a collard green wrapped around your dick.
I met this chick that was obsessed with anal. It was the only way she could get off. In fact, it went pretty well until I pulled out one time and had a collard green dick.
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).