Muffdust 

The explosive powdery substance that explodes into the air from an extremely dry vaginal cavity during sexual contact. For some girls (mostly those found at raves) who strongly believe they are unicorns; this may contain glitter

I was hittin it and I heard her moan but when I looked down all I saw was a cloud of muffdust. Shoulda had a respirator on

Muffdust by UhLay November 15, 2018

muffbuster

A very large penis; a man with a very large penis.

"DAM but the muffbuster on him. I won't walk straight for a week, I swear!"

muffbuster by SliggX January 18, 2008

muff dust

When you go down on a woman who has not had sex for years. You open up the pastrami flaps and out comes a puff of dust.

Last night - I hooked up with that MILF and when I went down on her - out came a puff of muff dust.

muff dust by NoFussRuss June 23, 2006

Muffbust 

1. v. to have sex

2. n. the act of having sex

I would diffidently muffbust those girls over there!

Muffbust by brookwood(1) May 12, 2011