Shiss

1.) Pee out your butt.. (diarrhea)

2.) When you have to pee, but also poop.

“ I gotta shiss..I had to pee for awhile, now I gotta sh$@...”

by pLaY_4_kEepZ December 2, 2020

Shiss

A portmanteau of shit and piss

Meaning to shit and piss at the same time

I’mma shiss myself later!

Past tenses I shissed/shass myself.

I’m shissing myself, right now let's talk later.

she shisses herself almost every day.

by All-around sonny boy March 13, 2022

Shiss

When you have a piss and a shit at the same time

Wait I’ll be back I’m gonna go for a shiss

by Top Shagger M8 April 4, 2023

Shiss

When a person violently needs to shit and piss at the same time.

Little Jimmy’s lower nether regions were about to implode he needed to shiss.

“Yo bro I think I need to take a shiss.”

by Grexy October 14, 2020

shissing

when you piss and shit yourself

bro is shissing right now 💀

he shissed.

by BEARBEAR123 October 14, 2023

Shiss

The water in the bottom of a portable toilet.

Damn, that was some nasty smelling shiss in the outhouse in the park.

by The Digital Data Dude August 17, 2020