Muff-bluff 

When a man tucks his genitals between his legs to pose as a female, then exposes his genitals revealing to any viewers the horrible truth.

I was banned from a web chat site because I was tired of dudes flashing me, so I gave them a muff-bluff

Muff-bluff by bringerofgoodtimes April 3, 2011

muff-bluff 

A muff-bluff is a situation in which a man or woman falsely assumes or is even tricked into believing that a woman would like to engage in sexual intercourse. The term is derived from the slang word muff or muffin (vagina) and the gambling term "bluffing." While a "muff-bluff" is the noun form, there is there is also the verb form "muffin' bluffin'."

"Oh dude, I was at this party last night with that girl from algebra and she was giving me all the signs that she wanted to go all the way, but it turned out to be a muff-bluff."

muff-bluff by outhouse April 15, 2009

Muff-Bluff 

When a girl fakes an orgasm, she is bluffing her muff muff.

Guys "have you ever been muff-bluffed?" - I would hope not!
Girl " I'm a regular muff bluffer" or "I've never had to bluff my muff"

Muff-Bluff by MysticalSoleil June 30, 2014

muff bluff 

when one chick prevents another from getting laid by moving in on thier man/woman. same as a cock block but with girls.

Trudy was all over Todd but Gina slid in and gave Trudy a big time muff bluff.

muff bluff by CuzzyHad2 November 17, 2009

bluff muff 

A girl that seems rather attractive wearing clothes, but during the fingering proccess, you find a rather dense rough region of pubic hair. Many ladies with ethnic background's share this common disorder.

Guy 1: wow have you seen that chick tania tonight?
Guy 2: Stay well away she is a genuine Bluff Muff
guy 1: You sure?
Guy 2: Very.

bluff muff by lukeellery April 29, 2006

muff bluffer 

when a woman is a bit of a prick teaser

muff bluffer is another name for a woman that's a bit of a prick teaser!

muff bluffer by kermit999 December 15, 2009

muffbluff 

One female impedes sexual success of another female. Similar to a cockblock; but the sexes of a participants are reversed.

Melanie was trying get with a fireman, but Addy muffbluffed her.

muffbluff by Fax Modem March 10, 2008