S.A.D. 

Stands for Singles Awareness Day. More commonly known as Valentines Day.

Jenny: Happy S.A.D.!!!
Jesse: You're taking not having a boyfriend a Valentines Day hard, arent' you.
Jenny: I'm just fine! *Strangles Jesse*

S.A.D. by Darth_`Eowyn January 29, 2007

S.A.D. 

Stands for social anxiety disorder.

Teacher with no understanding of social anxiety: Five minute presentations tomorrow, class!
Social anxiety sufferer: Man, I'm one S.A.D. sufferer.

S.A.D. by Arko June 11, 2006

S.A.D. 

short for Suck A D
aka suck a dick

mostly used on papers and stuff like that so ppl dont know what you are saying and you dont get in trouble.

ex: on my math test by my name i put S.A.D.

S.A.D. by john and G July 23, 2008

S.A.D. 

1. The acoynym term pronounced "Suck A Dick" or "S.A.D." - thus directing an individual to participate in fellatio or give a blow job

2. A way of dissin' someone. To communicate disrepect

Yo guy, why don't you go S.A.D.

S.A.D. by Manigma April 28, 2006

S.A.D. 

SAD (Acronym) Severe Appearance Deficit.
Politically correct terminology for ugly.

That is one S.A.D. chick/dude. He look like a hemorroid on roadkill.

S.A.D. by Randeec May 8, 2006

S.A.D. 

acronym that stands for smash and dash!

yo look at that girl!
i'm tyrna S.A.D.!!

S.A.D. by jaycock June 20, 2008

S.A.D. 

My best friend, Parker, mom's abbreviation for Sex, Alcohol and Drugs.

"And remember Nikki, No S.A.D. !"

S.A.D. by ballinbreese December 19, 2008