Acronym for Sexually Educated Girl. The type of girl that has received a significant sexual education so that she avoid's all measures to avoid getting pregnant or catching an STD.
Dude 1: So shall we do it,
SEG: Yes, Do you have a condom? First I need to see the expiry date on your condom. Is it a Trojan or Durex, or Store brand? Where have you stored you condom, in dry warm conditions? Do you have lube? Is it water based or oil based? I think just to be sure, I better give you a blowjob with two condoms on.
Dude: Dayuuum girl, you a SEG!
SEG: Yes, Do you have a condom? First I need to see the expiry date on your condom. Is it a Trojan or Durex, or Store brand? Where have you stored you condom, in dry warm conditions? Do you have lube? Is it water based or oil based? I think just to be sure, I better give you a blowjob with two condoms on.
Dude: Dayuuum girl, you a SEG!
by TheMadFelcher April 18, 2010
Lame self-created nickname by a faggoty 12 year old and clung to throughout adulthood, as if it is interesting or exotic. Possibly copied from an obscure Star Track character or a monster from the early 90's Power Rangers.
Let's go to Segs! We can play video games and get fucked up like the 14 year olds we will always be!
by coo coo bird April 25, 2009
Douchey: That chick has some tig ol' bitties. On a scale of 1 to definitely, what are my chances of having segs with her?
Friend: I'd say highly unlikely.
Friend: I'd say highly unlikely.
by Aandy June 28, 2008
by Foxehlol March 20, 2022
Short for segragation. In jail known as box, the hole. Time spent in segragation, separated from everyone else, as form of punishment
by Bill W. February 03, 2006
From the acronym S.E.G. (shit eating grin). Used as an all-encompassing name for jocks, frat boys, bros, douche bags, ect., and refers to the cheesy smile the aforementioned often display, usually before date-rape, or climbing into a raised truck. Coined in Southern California in 2006.
by Gil Brooks October 09, 2007
"Look at that Jew suckin' a dick, what a Seg!"
"Man, Joe won't play Siege with us? That's such a Seg move!"
"Man, Joe won't play Siege with us? That's such a Seg move!"
by Rosenstein_Shekelberg April 01, 2020