Sigma Phi Everyone

The unofficially official nickname of the fraternity Sigma Phi Epsilon, who are known all around the country for taking in anyone and everyone they can. They just like to brag about how they are largest as they take all the douches on campus. They also are famous for giving bids to those losers who get rejected by other fraternities.

John: Oh my god! How come losers douches like Jim and Tony are in Greek life on campus?

Kevin: They are in Sigep: Sigma Phi Everyone......

by realgreek November 23, 2010

Sigma variant

The SARS-CoV-2 variant that comes after Omnicron.

Reporter: February 24, 2022 — experts have detected sightings of a new SARS-CoV-2 variant in the outskirts of Bangkok. They are naming it the Sigma variant because it sounds more cooler than Rho or Tau.

by Mary Mary Quite The Contrarian December 24, 2021

Sigma Furry

a Sigma Furry is someone that is identified as a furry to have common sense and maturity like a normal human adult

Pop is a Sigma Furry for that

by Mvinje May 27, 2023

sigma bond

why tf are you looking this up on the urban dictionary. Ill tell you anyway.

Its any type bond found between two atoms. Even double bonds and triple bond are sigma bonds but with the addition of 1 or 2 pi bonds

H-Cl-H. O-C-O
2 sigma bonds 2 sigmas bonds

No gtfo and look for a reliable source of info💀

by Jaja06 October 8, 2023

sigma juice

something you say when you think something is very cool and swag

Dad: hey son, me and your mother are getting a divorce because of you
Son: Sigma Juice!

by YesIsOverUsed October 25, 2023

Delta Theta Sigma Fraternity

A social-professional fraternity consisting of eight chapters, some of which have Little Sister affiliated with the organization. DTS has awesome theme parties, and the University of Minnesota Chapter is well noted for the popular Beach Party held every spring, with a basement full of sand.

Freshman: Hey man, did you go to Beach Party?
Delta Theta Sigma Fraternity member: Duh, I hosted the damn thing.
Freshman: Great! Can you tell me which girls I hooked up with?

by DTS awesome March 2, 2011

Sigma Alpha

Sigma Alpha Professional Sorority was founded at The Ohio State University in 1978 and now spans the entire nation with 53 established chapters. Sigma Alpha sisters and distinguished alumni lead the way for professional development among women pursuing careers in agriculture.

Student 1: I'm looking to join an organization where I will be able develop essential skills for being a leader in today's agricultural field and develop life long friendships.

Student 2: Sigma Alpha! Hands down no. 1!

by Banque-Rouge111 December 5, 2010