:mm: 

you know that one meme of the guy pursing his lips and lookin all judgy? yeah. :mm:

wow i can’t believe andrew is a snake :mm:

:mm: by jacinth May 29, 2018

mm 

"Yes", "I agree" or "I hear you". It mimics the humming sound you make when you nod your head in agreement.

* Hey dude, can I ask you a question?
- mm
* Ok, here goes...

mm by Krytharn November 20, 2006

MM 

A hot girl who is not only badass but she is known as the QUEEN

Lexi is such an mm.

MM by IMaHOTbadassQUEEN November 15, 2020

mm 

mm = middleman

a middleman is a person that holds funds/secures the item in a deal of 2 persons

"How much for this 3letter insta"
"$250 btc"
"That sounds sketchy, can we use a mm?"
"Yes, u pay the mm fees"
*Seller gives the item to the mm*
*Mm confirms that he has the item and secures it, tells the buyer to send the btc*
*Btc is received*
*Buyer gets the item*
Deal is done

mm by succccccccccccc October 9, 2020

Mm 

Mm is a legend

I wish I was mm

Mm by Amelia Sabrina June 5, 2020

mm 

Mutual masturbation

For more than one individual to masturbate whilst in the company of another/others doing the same. MM is an abbreviation of the words mutual masturbation.

mm by Diddley September 8, 2013

\mm/ 

Too Much Fucking Metal For One Hand

That Concert Was Fucking Awesome \mm/

\mm/ by Sabe 1 March 9, 2005