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n. A pejorative nickname for the Sigma Delta Tau sorority, due to the fact that a reasonable number of its members have a reputation for sleeping around. Alternatively, some people also call it "EAT," because of how the Greek letters look. Is it true? Ask around campus!
Female Student: So, I'm pledging for Sigma Delta Tau for rush this week!

Friend: You're pledging for STD? Don't contract one!
STD by loop zoop July 3, 2011
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Sketchely Transmitted Download defines a file transmitted from one computer to another through illegal downloading without proper use of protection that could result in computer viruses and/or other harmful infections
Torrent is a probable place to catch an STD, you just don't know where that file has been.
STD by kromer January 16, 2011
Related Words
Stoned, Thizzin', Drunk
Commonly used in the bay area of California, to describe a feeling of intoxication from a mixture of cannabis, "ecstasy" aka "thizz", and alcohol.
"I'm so STD right now, fool."

"Dude that one beezy got me STD." (This sentence would most likely be misconstrued by the listening party.)
STD by Pothedd June 1, 2011
That guy was only an STD I'm with this other guy now.
STD by Blueeeeeeeeeeeeeee July 8, 2011
STD - Smoke Thizz Drink
A common place to find said party is usually in college, especially where there are lots of asians
Hey guys, I'm going to an STD Party, shits about to go down
STD by google+1 October 7, 2011
Sexually transmitted Demon. Can be caught from pre marital sex and adultery.
Dave caught an STD when he fucked that whore Sarah. He is now destined for hell.
STD by ShatzeeYatzee November 16, 2019
Other wise known as a "Sexual Transmission Diseases"

If I girl says to you before you fuck "I have an STD if thats okay with u" Run away and kill yourself
Aids are an STD you fuck wit and HIV... Im not telling all the STD's in this world
STD by CumSlayer March 15, 2022