22
1. Bad manner. The opposite of GM, and most often used in reference to online gamers. Generally refers to someone who is acting like a dipshit, or cheating.

2. Black mage. A lovable psycopathic killer who stars in 8-bit-theater.
1. Don't play with him, he's a BM maphacker.

2. The only reason BM kills children and lets their parents live, is to be excesively cruel.
by bonekill January 07, 2005
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23
Bob Marley. Used to descripbe an excessively fat joint. Obviously an hommage to the rasta weed smoking king himself.
Del Tha Funkee Homosapien made a song about it name *drumroll* BM'S!
by mrpopenfresh March 11, 2005
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24
the abreviation bowel movement is bm
have a happy bm. you say that to old people... mostly
by better off April 19, 2006
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25
Acronym for Big Momma. Stands for middle aged women who are obese and rude to little white girls.
Dang, why is B M so mean to little Marissa and Jenna?
by bdong January 01, 2011
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26
Have you listened to the latest Naglfar album, it was trve kvlt BM
by Omnimaniac April 19, 2015
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27
by SoLovely June 01, 2015
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28
BM shits on elko, winnemucca and spring creek....bitches
by eNVy775 April 07, 2005
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