1 definition by GP2010

PUMS Stands for someone "A girl usually" Who is both "Pissed Up" and a "Massive Slag".

"Pissed up" being used to describe the fact she he actually Hot, and usually smashed on Lambrini.

and

"Massive Slag" being used to tell you mates how she is a slag, just because you, in reality, dont have a chance, or that she likes cock, and this is pubic knowledge.

It enables you to CODE that someone is Pissed Up Massive Slag.
Alex: OMGWTFBBQ check her out ('points')

Matt: PUMS all day long..

Alex: Big MS, seen her on JBG a few times.
by GP2010 June 2, 2010
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