Dude 2: I've got a mean rugburn from goin down on your mom last night. She needs to trim her *muff-stache...seriously dude.
*In this example, muff-stache could be substituted with Fu Manchu or Walrus.
"Thank you Peggy! Yup, the muffstache is taking on a bushy fu manchu at the moment."
*Hence the word Muff-tache.*
2. the bunch of crumbs a man gets on his huge mustache after eating a good muffin.
*the muffin in this definition does not refer to the muffin in the last definiton*
-Dude 2: Who hasn't?!
-Dude 3: Oh is that the Jane with a hitler looking mufftache?
2. Jack: Man i thought everyone was checking me out until they told me i had crumbs in my mustache!
Bob: Yea, i hate having a Muffstache! its such a mojo-killer!