by Ao10110 September 27, 2021

Knifes is a Yiddish slang word for when you spell knives wrong and try to cover it up by making your own definition in urban dictionary
by Shmendric September 21, 2023

by Charles the lesbian March 15, 2020

by Daredevil69420 April 29, 2020

Something you bring to a gangbang in case two chicks want to get peed on at the same time that you set in front of your stream in order to drench two targets simultaneously. Preferably an ornate butterknife or family heirloom.
Dude, you see the piss knife I brought on Thursday? My grandpa passed it down to my uncle and he gave it to me when I was a kid.
by shoeze June 3, 2025

by MineOwedWu's June 29, 2021

When you put a used butter knife halfway over the rim of the sink just in case you might need it for another sandwich, but you never know.
Dude its 2 AM and your Schrödinger's Butter Knife could drop at any moment, hurry up with your snacks before mum and dad will kill us
by 1m1m0 March 10, 2024
