Simmsy 

A keyboard warrior made famous on blokes advice, for threatening to bash someone to death and then kill them over some golf clubs on a buy swap sell page.

Ha ha that dickhead just chucked a Simmsy.

Shut up cunt or I'll get Simmsy on to you.

Simmsy by Pousti Malaka July 12, 2016

Mr. Simms 

The worst form of a teacher. They assign a shit ton of homework and make the class stay after. They are generally pricks.

Damn, that teacher made the whole class stay after for this one kid, what a Mr. Simms

Mr. Simms by ChunkyBoi May 7, 2019

Simmy 

one who is perfect, flawless, seeming to have been meticulously engineered by someone.

"I hate the Cullens, They are so beautiful, have tons of money, and they are so simmy..."

Simmy by Urban Dictionary, wiki November 1, 2012

Flimsy simsy 

Very tall person who often describes themselves as a sex god, which they clearly aren't

Matthew : Look, my penis is MASSIVE
Dan : no, your being a Flimsy simsy

Flimsy simsy by squirty berty bottom burper May 18, 2010

Simms Disease 

A disease brought to the world by the Simms family. It causes an irresistible urge to watch television, cravings for ham sandwiches, sleeping and missing many days of school or work.

Friend: Hey, wanna hang out tonight, Cooper?

Cooper: No, I would rather stay home and watch Ghost Adventures.

Friend(thinking): Damn, Cooper must have Simms Disease.

Simms Disease by WisconsinGurls October 8, 2011

Simsy 

A world renowned try hard

Constantly sweats everything except school where you skip every day

You’re such a simsy

Simsy by Feelo July 10, 2019

Simmy 

The literally definiton of sweetest bean on earth that has a precious elegant voice that can make any man or woman weak.

Your being such a simmy right now!

Simmy by SweerSyrup August 10, 2018