m! 

m! means "pinky up", referring to something of high class. It can also be used sarcastically when describing something of absolutely no class whatsoever.

Etymology: In the Spongebob Squarepants episode "Tea at the Treedome" Spongebob and Patrick try to be polite and classy guests at Sandy's house by holding up their pinkies.

Fred: "They looked so classy in their limo!"
George: "m!"

m! by Shonkonfi June 30, 2011

m 

Used as a response to everything

Almost like saying maybe

Using M emphasizes your indifference to the situation

Person 1: “Did you eat the phone?!?”
Person 2: m

m by highkey spittin straight facts November 15, 2019

m 

an expression used when you don’t know what to say. got complimented? say “m”. don’t understand what someone is saying? say “m”. “m” can be used as a response for anything.

“m”

m by coolestgirl69 June 21, 2018

M 

M

M?

M

M by constantly.jungshook October 26, 2018

\m/ 

A representation of "the horns", a metal salute which was first performed by Ronnie James Dio.

It is used by metal fans as general symbol of the affirmative, which could be anything from "hey man" to "fucking awesome" to "later"

it has recently begun to be used by people who are fans of other music genres and simply believe it is trendy to do. These people ar posers and are beneath notice.

"I just scored tickets to Wacken!"
"\m/"

"later man"
"\m/"

\m/ by TheSanityAssassin November 3, 2004

m 

m

mmmm

m by Opz4Lyfe January 9, 2019

m(

International ascii for a facepalm

facepalm m(

m( by assupthatsthewayweliketofuck July 29, 2010