MB

Make-believe.

Fights in real life don't work like they do in movies, it's all MB.

by bitstripslang October 11, 2019

MB

My Brudda or My Bredrin

Haps baps MB and ML= Happy Birthday my brudda/my bredrin , more life!

by MrStealUrDefinitions;) December 18, 2019

MB

stands for Major Bitch

olivia: omg you're such a slut cassidy
cassidy: ugh you're such an mb

by socksandsandals25 May 08, 2016

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 January 07, 2007

MB

an underage love interest, usually one that's lonely, anti-social, and desprate.

Dood, you call that MB up today?

Nah man, she's total jail bait.

Yeah, but you know she gives it up!!

by dood11 November 25, 2007

mb

my boi or my boy

boyfriend : i love you my girl
girlfriend : i love you too mb

by Wierdo💖 May 09, 2019

MBS

Short For Mohammed Bin Salman he is the crown prince of saudiarabia youngest crown prince in the world ,

He changed saudiarabia to the better

Yo Mbs changed saudiarabia to the better man

yeah i know women can drive over there now!!

by Qwer:D July 29, 2018