A piece of excrement, stool, poop, poo, crap of sizeable proportions.
Louise: Where have you been ?
Nigel: I have been in the bathroom and released a massive pochunka. The local water engineers will be busy for a few weeks.
A weapon used to give someone a really nasty infection. Such as a Tooth Brush Fashioned into a prison shank then dipped into poop. The Toothbrush itself is fairly non lethal but the infection from the Poopshank will be deadly.
"Woman if you don't shut your mouth im gunna stab you with a Poopshank"
You found a definition mentioning this word um what is it? It is something you use to eat out your dog's ass after it had worms.
Urban Dictionary user: searches "urbandictionary" on search bar and goes to page 2
Random definition of urbandictionary: Poopchute spork thinger - OMG! It's what you use to eat out your dog's ass after he's had worms!!!! OMGWTF!!11 FUnnnYYYyY!!!111
Urban Dictionary user: WTF I will search Poopchute spork thinger cuz why not...