Study of betrayal also often refered to as snakes
The people who backstab you are considered under betrayalism
by Macbeth November 23, 2017
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Youngjae is the lead vocalist in the Korean Boyband, B.A.P. discovered to be a fucking asshat in their latest music video, One Shot.
MY NIGGA YONGGUK ROBS AN ARMORED CAR TO SAVE YOUNGJAE AND THIS NIG SET HIM UP WITH THE POLICE
BETRAYED, MOTHERFUCKER.

If you were to look up the word 'betrayer' in the dictionary, you'd find Youngjae's face.
by god fucking damn it youngjae February 12, 2013
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1. putting loyalty in someone, and them turning theirs on you.
2. friends stabbing you in the back.
3. the most hurtful thing anyone can do.
person 1: hey i like you
person 2: like you too.
person 1: see you later
person 3: who was that
person 2: some psycho weirdo

person1: now i feel betrayal
by crypticss December 29, 2010
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1. to turn on someone you trust, or to have someone do the same to you.
2. team-killing, i.e. in a FPS. More specifically, this is the term used when one team-kills in Halo/Halo 2.
1. i had the worst betrayal the other day, when my best friend whom i thought i trusted stole my girlfriend.

2. Halo announcer: "Lost the lead! BETRAYAL!"
by Tengu October 5, 2006
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When you make a dealwith one of your best friends, like let your hair grow so you cut both have together a mulet for 1 day, and he (or his girlfriend making him look like a Simp) cuts his hair.
Thibaut: "You have cut your hair!? And the Mulet Haircut festival is in three months!"
Olivier: "Juliette wanted."
Thibaut: "What a BETRAYAL!"

*sob in mulet*
by Thibo314 February 27, 2020
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When your best friend deserts you for mean reasons and acts like a meany head.
Kristian Farnsworth left her bestest friend alone in the cold in a mean act of betrayal.
by wordsfromtheheart December 23, 2013
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