stands for multiple shagging disorder!When a person feels the need to have sex with several people every week!
Bloke: So doc what have I got
Doc: I'm afraid to say you have m.s.d and i'm sorry but it's incurable I will prescribe you some condoms
Doc: I'm afraid to say you have m.s.d and i'm sorry but it's incurable I will prescribe you some condoms
by katrina January 11, 2005
by katrina January 17, 2005
Lars Ulrich of Metallica.
by Katrina December 03, 2003
"Man, I love that song "'Generation Genocide'"
by Katrina December 06, 2003
short for "good one". used sarcastically when someone does foolish or embarrassing. often used in response to a stupid question.
by Katrina April 15, 2005
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