my friend: how would u describe yourself?
me: I'm a mm!
my friend: what's that?
me: An Italian slang for a smart & creepy idiot :)
my friend: oh! I'd describe u as that too ;)
me: I'm a mm!
my friend: what's that?
me: An Italian slang for a smart & creepy idiot :)
my friend: oh! I'd describe u as that too ;)
by tiger bee July 29, 2021

-Hey Justin, MM?
-Yeah sure Conrad.
Person 1: MM?
Person 2: Ofcourse bruv
Father: What's MM son
Person 1 & 2: don't worry about it
-Yeah sure Conrad.
Person 1: MM?
Person 2: Ofcourse bruv
Father: What's MM son
Person 1 & 2: don't worry about it
by Just your typical white guy November 30, 2019

Mm is an abbreviation of Messmess (qv) An SMS making no sense due to word prediction, incorrect input, bad eyesight etc. Not to be confused with a Randmessmess (Rmm) q. v.
by Pablo58 November 23, 2019

Saying someone not measured by cm, just mm. (could mean any measurements: height, dick length, etc.)
by fattylizzo February 29, 2024

Mrachek Middle School is ghetto , you got snakes and rats and mr. hines still can’t find them , y’all bitches be turning mad fake and all y’all lil sixth graders love starting Shit with people and that’s annoying because if someone drop yo shit you finna report it ... smh
MMS has alll the fake people
by Mrachek Exposer June 17, 2019

Luke: Hey! who is that dude you were just talkin' too?
Stacy: Luke are you okay? that's my mm, i thought i been told you that.
Stacy: Luke are you okay? that's my mm, i thought i been told you that.
by kay3laaa March 19, 2023
