To throw something at someone with immense amounts of force with no reason other than to be an ass hole.
Wump: "Dude!! Ben totally just wumped me in the face with a dead kitten!!"
18👍 16👎
To throw a carton of milk at someone at full force.
Milk wump: "HA! I just milked wumped Mrs. Lichtenfeld in between the boobs!"
8👍 3👎