Nipplejob
The sexual act of rubbing one's nipples on a man's penis in order to pleasure or arouse them. A pretty good overall sex act do perform on anyone ;)
"Yo, that dude just gave me the sickest nipplejob behind the 7/11 bro!"
"Bro no way, that's cap, I want one :("
"Bro no way, that's cap, I want one :("