Here's a useless site that I love for it's 'worldliness'.

cabbage Noun. 1. A person in a catatonic state or seemingly brain dead.
2. The female genitals.

piss-artist Noun. 1. A habitual drunk. Derog.
2. A contemptible time waster.

gypsy's (kiss) Noun. An act of urination. From the rhyming slang gypsy's kiss, meaning 'piss'. Also gipsy's. E.g."Hold on a minute, I need a gypsy."

http://www.peevish.co.uk/slang/index.htm