sigsw 

An acronym for Self-Inflicted GunShot Wound(s).

Cause of death was sigsw.

sigsw by FeignedDeity June 2, 2011

sinsworld 

its when the internet takes characters from Eddsworld and ships them WAY to hardcore

sinsworld...Why does it exist

sinsworld by potato cringe February 7, 2018

sigwhore

A Sigwhore is someone who sells their signature on a forum based website. The more they post the more cash they recieve.

Squishypimp and Franck are both sigwhores, But Franck hides it well where as squishypimp just does not care

sigwhore by don't know my name November 7, 2006

Sinsworld 

I'll be honest. It is when the internet takes (at least) 2 characters from Eddsworld and draws porn of that ship.
Yep. If you like it, we need to talk...

SinfulFangirl: OH MY GOD THIS SINSWORLD FANART IS SOOOO HOT!
NormalFan: WTH is wrong with you?! Leave these guys alone & go watch gay porn or smthn! EWWW.

Sinsworld by WeirdestHumanOfAll68 July 15, 2019

SirSwagalishus 

A man or woman of the largest brain and the highest intelligence quotient, smarter than all humans other than their own kind.

Wow! That guy is so incredibly smart! I think he's a SirSwagalishus!

SirSwagalishus by SirSwagalishus February 4, 2021

sighwad 

A serious downpour of rain.

Once the sighwad was over everything was flooded!

sighwad by Mandrake June 19, 2006

siggwin 

To cause distress or terror in a sleeping priest's dreams.

I am so going to siggwin you tonight, Father Jones.

siggwin by Notsiggwin. May 16, 2003