M&M historically for the last half of the 20th century has referred to Mickey Mantle and Roger Maris;the M&M boys; the two famous sluggers on the New York Yankees of the 1950's and 60's; the double M's later became the brand of candy by the same initials.
by Mike McKain April 14, 2006

by PoopAdog June 22, 2006

Nice melted chocolate covered candy treat with peanuts or plain. Comes in different colors as like blue,green,red ect; Used to eat; or to be eaten off of a person; or nice treat to have when hungry.
by Racheal Collins December 28, 2005

Abbreviation for mutual masterbation. The act of two people manually masterbating each other to climax.
by quintessential saget September 3, 2013

by Jerry S. October 7, 2006

by Nick D April 1, 2003

by B cef June 19, 2019
