Abbreviation for sex work/ sex workers (prostitutes, escorts, strippers, dominatrixes, cam people, pornstars, etc.)
Last night I made $50 by sending some guy a picture of my feet. SW can be empowering yet mentally and physically draining.
by gwiffylyipshiiytzzz December 27, 2018
Stands for Starting Weight. Is often seen on girls with eating disorders' online journals. Is used to keep track of how much weight they (think) they want to lose.

See also:

CW

UGW
Oh man, this girl is 5'6" and her freaking SW is 102! That's so messed up.
by -Cassy- March 27, 2007
Street Worker which means professional girls on street.
by Anonymous September 18, 2003
Street Walker, another word for hooker, or "lady of the evening." Generally in reference to female prostitutes.
My friend picked up a SW for the evening. He took her back to his place, but when he woke up, his wallet was missing and his cats had been shampooed.
by totems July 11, 2008
Hey that new SW Eps 3 is gonna pwn joo!
by Bryant October 21, 2004
short for Subwoofer - a complete loudspeaker dedicated to the reproduction of bass audio frequencies.
John: I hooked up my SW last night, and its deafening.
by dmandbezt August 28, 2009
Abbreviation for "software" as opposed to hardware in the computer world.
I got this cool underground sound card but I don't have the SW to drive it!! :o(
by Nazu March 14, 2005