to squeeze, tug, or otherwise stimulate the penis to a plump, but still flaccid state, generally for appearances.
I was about to climb in the shower when Todd's hot little sister busted in. I was standing there naked, and I didn't even have time to chump up! I don't know which of us was more embarassed.
The act of heterosexual man-flirting, a man expressing effusive admiration for another man without sexual intent but using many of the techniques of romantic seduction. Common between skilled orators and people-watchers. A great way to break the ice if it's not misconstrued.
setting up camp (at her base) can be many things. it could be fucking that pussy, lickin that pussy, touchin that pussy, puttin you're dick down her mouth, gettin that ass, etc.
Cody: yo dag you set up camp yet?
Jared: well i dont know.. she sorta just sucked my dick..
Cody: you set up camp mofucka! get that bomb ass pussy!!!
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.