Crusty Muffin 

When someone with a mustache (male or female), administers oral sex on a female and lets the vaginal fluids crustify onto the mustache.

"Jimbo grew a mustache in anticipation for his inaugural crusty muffin."

Crusty Muffin by The PGP January 18, 2010

Crusty Muffin 

To eat a girl out. As in oral sexual intercourse with a female. Commonly related to a "muff dive".

Matt:"Dude, I totally ate a crusty muffin last night!"
Kevin:"Really, was it warm, fresh and tasty? Did you spell out the alphabet??"

Crusty Muffin by Matt (Crusty Muffin Man) June 2, 2007

Crusty Muffin 

A crusty muffin is a slang term for a very unclean vagina. Typically with flakes of crusty skin, dried semen, dried discharge, or any other patina of std origin.

I almost picked up a hooker last night. I saw she had a crusty muffin, so I had to flee.

Crusty Muffin by victim of s.d.s.r December 12, 2023

crusty blood muffin 

When the anal cavity is penetrated with such viciousness that it pulls the rectal out; creating a hemroid that resembles the top of a muffin that is bloody and crusty with semen.

Mahyn, I just got the worst crusty blood muffin.

crusty blood muffin by Jamoocaba February 4, 2010

Crust muffin 

When Emma chamberlain’s makeup is crusty at the end of the day and not blended

I look like a crust muffin

Crust muffin by Abadabadu March 12, 2018

crust muffin 

when emma chamberlian's makeup is looking crusty and not blended at the end of the day

i look like a crust muffin

crust muffin by krystal :) June 8, 2018

crust muffin 

when your face is looking extra crusty

holy shit im such a crust muffin today

crust muffin by cwillrockyou March 12, 2018