Masturbate Before Messaging: A solid advice for men to curb the number of awkward /cringe-filled messages they send. Based on the fact, once ejaculation takes place, the man can start thinking with his brain, again, getting rid of the libidinous urges.
Joe: Dude, I'm texting this girl I met at the supermarket. What should I say?
Matt: Whatever you say, remember to MBM.
Matt: Whatever you say, remember to MBM.
by Internet Human August 06, 2019
by EV514 January 03, 2010
Message Board Misunderstanding: Used to connote sarcasm on a message board, or to apologize in advance to whomever you might offend...
by Ms. Topaz September 09, 2005
by NickBell July 16, 2006
Motor Boat Material, Any woman with large breast that you can put your face in between and motor boat
by Tony and Luis July 06, 2011