Top Definition
mutual genital stimulation
Nick and his girlfriend engaged in some MGS.
by Rabbi Nick May 26, 2008
Acronym for Metal Gear Solid. A popular game by Hideo Kojima.
Dude i just bought MGS 3: Snake Eater today. Holy shit that games awesome.
by The Puppet Master January 16, 2006
Married Guy Syndrome. When a married guy gets so used to the basics (eg. cooking, cleaning, picking up after themselves, etc.) being done by their wives that they forget how to do these things on their own. This happens more frequently when the male in question is a mama's boy that lived at home until marriage.
"Jim crashed at my place the other night and left food and shit everywhere. He's got a bad case of M.G.S."
by roval11 May 15, 2016
Male gossip session
Tom: When Bob comes we can find out how many guys Jenny has done.
Rob: MGS!!!
by WTFJIM? May 14, 2011
Mexican girl sluts.
Hmph, I'm mad at you, heard MGSs were all over you last night.
by P-bear88 August 14, 2011
Acronym meaning Magical Green Stuff*, referring to marijuana.

*Created by a group of students from BCC.
Person 1: yo, you got some mgs on you?
Person 2: you know it!

Person 1: Aight... well, what are we waiting for? Let's go smoke up!
by axel-tango-moonlight March 17, 2010
A corruption of the much more frequently used MPS (Mega Piss Skill) - but instead of relating to urinary annihilation of a office cubicle/train toilet/public bog,is short for Mega Gas Skill.

A coded means of relating to a friend in a crowded place (Lift, Bus, Train , Plain, Automobile ) you've just increased your carbon footprint with a noxious emission.

Global warming begins with the seat of the pants, and violation of the olfactory organ.
Ted : "I've got MGS"

Petey : "I know because my nose is bleeding and my eyes are running."
by LostJimmy May 18, 2009
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.