seriyon 

A man with a huge cock

Girl 1: Oh my gosh, I just saw Seriyon

Girl 2: Oh I heard he got a big cock

seriyon by That nigga name rod wave November 24, 2021

seritonin 

Brain chemical that makes you feel good, happy, etc.etc. So if something makes you happy you can say it increases your seritonin.

"I like Kenny he increases my seritonin."
"This outfit increases my seritonin."

seritonin by Stephanie Archambault March 24, 2008

serion

A crazy man: Usually a bit like Hannibal, although without the killing and more of the CRAZINESS

LT Serion

serion by TimbobPlays December 22, 2013

SerionThePedophile

1. Someone who dick rides moderators for his own guilty pleasure.

2. Always seeks attention from doing insane stunts that nobody else would do, but always lies about it.

Don't worry, he didn't kys, he's being a SerionThePedophile.

SerionThePedophile by CrimsonXVI February 6, 2019

Seritoneous 

An adjective given to an object when they give off the feeling that will release serotonin into brain and nervous system.

Friend 1: I sure do love all of these Halloween decorations

Friend 2: I agree one hundred percent, they're very seritoneous

Seritoneous by Darnell Obama November 13, 2021

seviyon 

A popular man or woman

That boy Seviyon is so fineee

seviyon by anonymous November 23, 2021