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1.
yls
short for "you little slut"
Jessica, why did you cheat on me yls!?!
by ..::Matt::.. December 20, 2008
 
2.
YLS
Your Life Sucks
Man1:Dude YLS
Man2: YLS? What does that mean
Man1: Your life sucks =.=
by Queson June 22, 2010