The result of gettin your neck slit by someone or something, making it appear as though your neck is smiling.
by phear me ho February 05, 2008
"You Fucking Bitch Syndrome" Disease that develops in a guy when he finds out something he doesn't want to know from a girl after having sex.
After intercourse, Sara told Josh that she had clamydia. Josh started goin off and screaming at Sara. Josh got checked and found out that he not only had clamydia but he also had YFBS.
by phear me ho February 05, 2008