Definitions by Wilbertforce

beating the slab 

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.

beating the slab by Wilbertforce October 4, 2012

Bumping hideouses 

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.

Bumping hideouses by Wilbertforce January 25, 2011