Theta Tau is a Professional Engineering Fraternity founded at the University of Minnesota on October 15th, 1904.
The purpose of Theta Tau is to develop and maintain a high standard of professional interest among its members, and to unite them in a strong bond of fraternal fellowship.
Hey. How was that Theta Tau party last night?
It kicked ass! Theta Tau rules!
by Rushmore, OB 148 March 1, 2005
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home of the best beer pong players at the University of Texas
OX1: Im almost getting bored of beer pong. I cant find anyone else to beat.
OX2: did you try phi psi's or any of the other sucks fraternitys?
OX1: ya i beat all those guys so many times my head hurts
by Texas-OX July 29, 2005
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these girls may be fat and drunk all the time, but they have more fun than you (even though they don't remember). if you want a drink or a hookup, they will be down for both.

also know as "potato thigh" "theta pie" "theta cry" "tater pie"
fratlord1: i need sex tonight
fratlord2: there's a theta pi, she's definitely DTF.

freshman: she's cool, she's a theta pi
freshman2: you mean fatty fatty, lots of friends?
freshman: yeah, basically.
by 931-598 May 4, 2008
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A nerdy term referring to a very large theta. Primarily of use during physics classes. A derivation of the too often used thicc.
hey man, that’s the theta but what’s the Thicc Theta.”
by Lfed October 12, 2018
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A bust size that is smaller than AA.
I wish I had more than just theta cups!
by jkt711 November 9, 2010
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A badass fraternity founded on january 16th 1912 in Canton NY and now has 5 active chapters on SUNY campuses including Delhi, Canton, plattsburgh, Alfred, and Ottawa.

Dont be a pussy, pledge TG.
Drink Beer!! Drink Beer!! o come drink beer with me!!! Theta Gamma anthem
by mummbles89 May 17, 2009
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Comic character from the 80's. Theta referring to his sexual fetish for ancient Greek texts and Zero referring to the amount of friends he has.
Evil Lord Beefy: Now, Theta Zero, you will die. Theta Zero: B..but I thought you were my friend! Evil Lord Beefy: Friend? You? Ahahahahahahahahah!
by RUNEYY July 13, 2010
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