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15.
FSM
Flaka, Smartass, Malicious
a group of 3 friends that are so badass but each of them have their own personality
These three girls are SO FSM.. They are so opposite from eachother.
by SmartassofFSM April 03, 2009
 
16.
FSM
Fat Stomach Man: a man with a fat stomach.
Look at that FSM eating a huge omelette!
by SarahDup December 24, 2007
 
17.
FSM
FEMININE SUPER SEXY MASTURBATION
when a gurl ages 15-18 massages the outter and inner walls of her vagina or butthole with her finger, a capped marker, or a bananna is what is decribed as FSM
by Shawman of Sexy November 01, 2009
 
18.
fsm
formspringme.com
fsm me !
alright
by justjeya April 17, 2010
 
19.
FSM
Finite State Machine - Acronym for a logic circuit which has only a specific number of outputs depending on the input.
Our computer is an example of a finite state machine (FSM)
by Paul Hamilton November 13, 2005
 
20.
FSM
Field Service Manager
We have problems - better call the FSM.
by vaeren January 13, 2007
 
21.
FSM
Fat Slut (from) Mahopac
Kevin Pushed the FSM down the stairs because he feared she was pregnant.
by WordsOf914 October 25, 2007