You Must Know Something I Don't

When someone says something outlandish, this is a common response.

Calvin: My head is all swollen, so I'll wrap it in a turban so my parents won't notice!
Hobbes: You must know something I don't.

by MalumLibrum958 January 10, 2023

young must

An example of a teenage boy who gives off an unappealing and annoying odor. Most of the time he has a strange personality, a weird sense of music, and is socially awkward.

Kid 1:hey check out that kid!
kid 2: yeah, i know look at that young must.
kid 1: I can smell him from here
kid 2: hahahaha

by totalnickbro January 1, 2012

Fog of must

The thick, iridescent product left behind following a fart.

I'd appreciate if you told me that I was about to walk into your fog of must.

by Rav4rav4 February 3, 2024

BAD CHILDREN MUST BE PUNISHED

BAD CHILDREN MUST BE PUNISHED

Me: Hey mom have you seen my swi—
Mom: BAD CHILDREN MUST BE PUNISHED
Me: Oh, ok...

by Mary Mary Quite The Contrarian December 24, 2021

so i must prepare

A phrase that could also be used 'SIMP'

' hey i gtg, have a test tomorrow simp (so i must prepare)

by grrr.co.uk November 28, 2020

must dungeon

The one house that just smells so bad it makes you want to kill yourself

MAN, Peytons house smells like shit. I’m about to just call it the must dungeon

by D1CK CHEESE March 7, 2021

mary-must-make-musty-mutant

the phenomenon that happens when your soul suddenly gets sacrificed to the alien gods and they impregnate you with spooky words of wisdom in your brain telling you that you now must be like jesus' baby momma a give birth to a fucking funky freaky looking alien jesus.

Jeff: Yo what happened to my lil boo thang? She hasn't been hitting my line.
Joe: Oh yeah, ya shawty mary-must-make-musty-mutant isnt gonna be outside for a while my guy.

by gonnaturnmydadintoabong January 22, 2025