m4m 

Male For Male.

Can be used in a variety of contexts; such as in dating (would mean men seeking men to date), more *explicit* asmr's (would mean the asmr was voiced by a man with the intended audience being men), etc.

Same meaning as m4f, f4m, m4a, f4a, f4f but with the genders being male and male

"ASMR | m4m"

m4m by user37456978386736592716 July 23, 2021

M4M 

short for "male for male"; means some things in between two men.

"Asmr (18+) (M4M) *not for ages below 18*"

M4M by (no_one) January 23, 2022

m4m 

Abbreviation for men seeking men in an online chat room.

Chat room name Chicago m4m.

m4m by Chris September 11, 2003

M4M 

Max For Max - When players on the Facebook application YoVille max out their coins. One player will max out the others coins if they do the same.

M4M pls, I'm redecorating my apartment.

M4M by NeonNationDotNet October 7, 2009

m4m 

Message for Message.
Used on MySpace.
Sending messages then in return Getting a messages back.
Related to w4w c4c and pc4pc.

Hey, Sally want to m4m?

m4m by Makayla Sheriff December 22, 2007

M4M 

Made for More

Karen is just wasting her life away. She is totally m4m.

M4M by Crazy Keoni July 22, 2020

M4M 

short for muzik 4 machines, a minimal electro house band from montreal

M4M - jamming with the machines

M4M by tba03 January 4, 2009