by Jorge Jr. January 15, 2007

abbreviation for baby's mom
"yo, his bm is a beast, but i will still knuck her...he's my man now!!!! shit, that baby aint even his!'"
by yummy500 July 4, 2005

*sitting in bar*
Guy 1 "You see that BM at 12 o'clock?"
Guy 2 "Oh yeah?"
Guy 1 "He was in my seminar earlier.."
Guy 1 "You see that BM at 12 o'clock?"
Guy 2 "Oh yeah?"
Guy 1 "He was in my seminar earlier.."
by Brissles January 13, 2009

NO HE'S GONNA BM ME. NOOOOOOOOOOOO
by squarebobnuttypants February 5, 2019

1. Used in online parenting forums to mean "breast milk".
2. Used in online wedding forums to either mean "best man" or bride's maid", depending on who's talking.
2. Used in online wedding forums to either mean "best man" or bride's maid", depending on who's talking.
by EFMama April 19, 2009

by JOSHY May 18, 2003

