Similar to "bumping uglies", the act of sexual intercourse between two offensively unattractive people.
-Did you see her go upstairs with that fatass?
-Yeah, they're probably bumping hideouses.
3👍 1👎
male masturbation i.e. jacking off. The slab is the phallic device.
-Why is Eugene locked in his room?
-He's probably beating the slab.