Musty Crusty Rusty Dusty 

MCRD (Short For Musty Crusty Rusty Dusty) Means Something That Is Expressing More Dirty And Unhygienic . This Slang Phrase Or Word Comes From People Who Are Part Of Funny Stuff On Social Media. MCRD Is Expected To Be Funny To Some People But The Rhymes Are The Job.

"you see this quite old innit yeah"

"of course bro its Musty Crusty Rusty Dusty"
"Hahahahhaha this joke never ends"

Musty Crusty Rusty Dusty by Bleddy Drills January 11, 2021

Crusty Musty Dusty Rusty

A "roast" used by Roblox kids who can't roast.

Person 1 and Person 2 have an argument
Person 1: *comes up with a good roast*
Person 2: Shut up you crusty musty dusty rusty whatever

Crusty Musty Dusty Rusty by Maxgamer345 July 13, 2023

Crusty Musty Dusty Rusty

Someone who has never touched soap, doesn't know what a toothbrush is, and is usually a discord/reddit mod, or a snowflake keyboard warrior on twitter.

Get your crusty musty dusty rusty hands off me!

Crusty Musty Dusty Rusty by Light Yagami aka Kira June 20, 2023

crusty musty dusty gusty rusty 

inferior (rhyming with -usty, with the phonemes: /kr/ /m/ /d/ /g/ /r/.

Firey Speaker Box, BFDIA 7: "Don't come to me with that crusty musty dusty gusty rusty not at all trusty mess of a loser chamber."

crusty musty dusty gusty rusty by hydorus shui October 7, 2023

crusty musty dusty and rusty 

a gen-z slang, used as an insult. may be used in any combination you like.
usually used by teenage girls to express how musty your ass is

how to use crusty musty dusty and rusty
"hi"
"get yo crusty musty ass out of my face"
"??..."
"you know what you did you rusty dusty-"
"SHUT UP YOU C R U S T Y M U S T Y D U S T Y R U S T Y A S S"
".."

crusty musty dusty and rusty by hellokityy? March 4, 2023