mb

Joe: ur a bitch
Sally: No im not
Joe: Oh ok mb
by Joeness August 09, 2007
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mb

CptStone324: GOD WTF
AlphaX: mb lol
by T Hizzle May 02, 2005
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mb

Mage Bank in RuneScape. People say they're mb pk'ing when they are player killing in the wilderness at the mage bank.
OMG! I just owned a noob for whip at mb!
by Gre8est_Sk8r December 10, 2008
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mb

boyfriend : i love you my girl
girlfriend : i love you too mb
by Wierdo💖 May 09, 2019
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mb

An expression when you'are a shitty player in the KVLT game : Starcraft.

MB = my bad
Player : What kind of jerk are u? What are u doing ?
Noob : mb
by Pornocio September 28, 2006
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mb

major boner!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

can be used from looking at a guy/ girl to one's arousal
after looking at her, i had a mb!
by mikerules111 February 27, 2007
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Masturbate or Masturbation

Also can be said, "MBing"

MB is the not so secretive act of:
a. inserting a hairbrush, remote, or dildo into the pussy (ass)
b. using a toothbrush on yr clit
Kelly MBed with her stepfather's toothbrush.
Liz MBed in a Methodist Church once!!
by NatureLover111 October 17, 2006
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