an acronym for Marine and Men. it signifies the difference between a man who is in the marine corp to a man who is not. it is saying that marine corp men are the toughest in the world
a marine bumper sticker is M & M
by royal marine March 11, 2009

by Relationship Shadow December 28, 2020

by "Slipknot" Shrad October 7, 2010

by michiimouse December 4, 2007

a lighthearted way to refer to S&M (sado-masochism), stemming from the charming misuse of the term that Jane Fonda portrays in the popular 80's movie "9 to 5"
by Miacat October 12, 2005

