On Craigslist SW generally stands for single white and JP just playing. There is no common usage of the combination SWJPW it was more then likely a typo on the posters part.
SW means single woman.
What does SW mean in a horseshoe gold ring
HW: Highest Weight SW: Starting Weight***********************************In computers: HW = hardware SW = software
CTG = Cartridge
What does SE 925 CZ mean
Transvestite
45 Smith and Wesson
it means software upgrade
station wagen
t does go fast mean
on the "Down Low"