What is Berks?
1.
Exclamation, usually negative. Often used when you or someone else has just done something clumsy and/or stupid. Also the supposed sound made by someone with downs syndrome.
I dropped my beer. Berks!
A: Look, Aaron just fell into that table and spilled beer all over that girl's tits.
B: Berks!
See 
Random Words:
1. 
When you're having sex with a girl, who weighs as much as two girls. You're sexual experience weighs in as a 3 way...but there..