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1 definition by toowoooooooomba

 
1.
Pronounced "moosh"

A word used mainly by school students to warn of approaching teachers/authority figures. More effictive that saying "Shhhh" or "Shut-up, teacher", which tends to raise supsicion.

Used to hault a potentially punishable verbal tirade, or merely to instill caution.
Student 1: My God, that new guy is such a goddamn cun-
Student 2: Mush!
Student 1: Good Afternoon, sir...
by toowoooooooomba September 10, 2007
2 6