When a donkey comes up behind you and buttrapes you until he fills your rectum with his donkey semen while braying in your ear like some autistic child having a seizure. Causes immense pain (or satisfaction, if you for some reason you enjoy having your buttcheeks torn by a wild animal.)
Bob: Hey man, ready to get donkey schlonged by this math test?
Joe: Yeah dude, Mr. Rogers is gonna rape us so hard.
Male gentlemen walking around with a large package in there pants, otherwise referred to as a guy with a third leg. The reference of donkey being of(Kong)decendent and retaining the physical resemblance of a donkey sized cock