4 definition by 2v

Top Definition
A contraction of the word something. Usually used in chat rooms or games. Can also be said out to save time while talking.
In a chatroom: Duh, tell me sumn I don't know.

While speaking: My boss told me to sumn and throw it away but idk what.
by 2v December 05, 2005

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1. Temperatures below zero degrees
2. An original Mortal Kombat character
3. A Batman movie
1. Meteorologist John Smith says to expect subzero temperatures tomorrow
2. Subzero fatality!
3. sucks
by 2v December 11, 2005

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Contraction for shut your, or shut yo.
A: Yo I heard you suck nuts.
B: Shutcho b'chass up.
by 2v December 05, 2005

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Contraction of the word bitchass.
A: Yo heard I heard you suck nuts.
B: Shutcho b'chass up
by 2v December 05, 2005

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