Sigma stripe 

The blue stripe found on hundred dollar bills made 2013 and after. A term created by brother p.o.w. of the alpha alpha rho chapter.

Money with the sigma stripe, my momma pray I'm loving right.

Sigma stripe by Jadeveon Titus Ciroq October 12, 2017

SIGMA PLUS 

a really old computer in a french book "la superordinateur"

That was the old SIGMA PLUS

SIGMA PLUS by Gamerboss3355 February 19, 2019

Sigma-taf 

Sigma-taf is a Greek symbol that signifies freedom. You can use this word at any time when you want to express your inner joy and freedom. Anyone that is one of the reals can use this word (cannot be used by phoneys). A tip of advice is to use this word when slamming brews with the boys.

Schools out for summer, sigma-taf malakes!

Sigma-taf by [ÉÉP] May 15, 2019

sigma trash 

a phrase used by OOKAMI when he throws a rock at genji and it doesnt cc him or ki11 him ''GenJi IS So OveR PowEReD''

OOKAMI STFU AND RESPECT GENJI U TRASHCAN BTW SIGMA IS A TRASH CAN AKA SIGMA TRASH

sigma trash by MAKTOUM_BANKIA September 27, 2020

Sigma evolving syndrom 

Heavy pain often in a particular spot of the body eg. chest, abs, shoulders etc. indicating that the person is slowly starting to evolve into a Sigma male. Usually happens after a certain change in life like a break-up, after holidays, getting a new gf or job. Mostly paired with a strong will to enhance the personal career, exceed in studys and/or fitness.

Have you seen Jon recently he complained about a heavy pain in his chest ?
>> Yea his grades are crazily good all of a sudden its probably his sigma evolving syndrom he will surely surpass all of us soon

Sigma evolving syndrom by Fightordieanonymously August 22, 2021

Sigma Lambda Gamma 

A local sorority to Waterloo, ON, and one of love and acceptance. Strong and dedicated sisters join together to stand for diversity, academics, integrity, philanthropy, and social interactions. Joining this sisterhood is more than a destination, it is a journey that takes you past school and through life.

Sigma Lambda Gamma is my family, my blood and my heart.

Sigma Lambda Gamma by NoAngelWalking November 24, 2021

Sigma Male 

Based on the man named Mr. Tanaka. Represents a superior man. The 1% man.

Majed is a Sigma Male.

Sigma Male by mattthefact November 24, 2021