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43.
bm
the abreviation bowel movement is bm
have a happy bm. you say that to old people... mostly
by better off April 19, 2006
 
44.
The shortened version of baby's mom or mother of child.
He is acting kind of funny because his b.m. keeps calling him.
by Candy Jones October 29, 2006
 
45.
battle mountain nevada
BM shits on elko, winnemucca and spring creek....bitches
by eNVy775 April 07, 2005
 
46.
bm
whoever the fuck said babys momma is a dumbass, its birth mother
Although living with her father and step-mother, her BM is still alive and living in LA.
by ryan September 06, 2004
 
47.
BM
An Acronym for Bob Marley, the late reggae singer.

Also used when refering to a large blunt or joint

see spliff
Instead of saying, "Let's go smoke a large marijuana cigarette."
one might say, "Let's go hit this BM" or "I just rolled a fat BM, let's go blaze it up."
by hithisbm January 31, 2003
 
48.
BM
Abbreviation for Baby-mother, baby-moms, or baby-mama. The woman, not necessarily his current girl, that a man shares a biological child with.
Rolands BM is a dumb bitch, for real.
by RemyRedd December 29, 2006
 
49.
BM
mother of a man's child
don't trip, she ain't my girlfriend, she just my baby momma
by guru September 29, 2003