Definitions by Cock-in-ass

hairy brain 

Post modern term to describe the Shape and texture of ones genital SACK. Also known as : Scrotum, The Bald Eagle and last but not least the Gerbil Bag.

I caught my hairy brain in the garberator again you fucking cunt...

- Cunt, also see Tulips.

hairy brain by Cock-in-ass August 2, 2003