When a black guy rests his head or cock between a white girl's ass cheeks, resembling a burger. Other people may join in to add "condiments" to the burger. This is followed by sleeping in the same position until the male is flaccid again.
Guy: Damn, someone come spread some mayo on this. I caught this guy burger napping!
The constant use of an iPhone that then causes wanker's cramp.
"I used my iPhone day in day out so bad that the doctor said that I had been applejacking too much"