Sinisori 

A person who doesn't know what the fuck is going on in a group chat and just says 'Bruh wtf' and goes offline

A: 'Bro he is so Sinisori! I can't take his 500 messages of 'wtf is going on' anymore!
B: 'Same dude! He's such a Sinisori

Sinisori by ImStillAndy July 30, 2020

sinistrist 

One who is discriminatory towards left-handed people.

People who developed scissors were horrible sinistrists. They forced left-handed children to have their own tools for cutting paper.

sinistrist by Scoober May 13, 2008

sinistrial 

Word used to describe the scarce left-handed community back in Salem witch trial times.

I am sinistrial. Left-handed

sinistrial by New Borne February 26, 2018

siniority 

Refers to a "seasoned" misbehaver's having had a longer period to go astray than those under him.

Dennis the Mennis --- I mean, I mean --- Deenase the Meenase --- whatever --- however you'd spell or say it! --- is portrayed as just a little 5-year-old boy, yet he obviously has great siniority over many less-bratty children more than twice his age!

siniority by QuacksO April 8, 2025