Top Definition
A pale scabby cunt with crusty lips, whose braces clearly never worked but were used to store food substances such as jaffa cakes. Has never heard of deodorant, and likes to let her leg hair flow in the breeze. You will usually find her arm pit hair in plaits. Most commonly found in newcastle. Only one in existance.
Guy: Err what is that smell?
Girl: Must be shamm!

Guy: Does she think she's funny?
Girl: Must be shamm

by BaconLips June 18, 2008
VERB: to shamm.

Not doing what you are supposed to be doing and not getting caught. It is an extremely common term in the US Military used to describe escaping work unessarily. Used especally to decribe someone who left you painting rocks on your own, or some other stupid detail.
Damn that shammer! He left at lunch and never came back!

Jackinson never showed up to PT in the morning? Nobody said anything to him? He could shamm out of a murder trial!
by Anime-Addict July 29, 2006

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