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muffed up 

muffed up means fucked up. use "muff" to replace fuck. very fun to use so you dont get in trouble by the parentals or offend the old folks. use different variations of muff too-muffer, muffing, etc.
That's muffed up dude!
Go muff yourself.
muffed up by Kyle Ernesti June 18, 2006

Muffed Up 

synonym for fucked up.

slang term that is often used on Call of Duty Modern Warfare 2
Alex: Dude what did Sam do?

Tyler: He cried after getting high

Alex: Thats muffed up

Muffed up 

Damn...you got all muffed up!!!!!
Muffed up by iohnoprngs March 22, 2009

Muffed up 

phrase referring to fucking up sex by not shaving your muff
We was about to hit it right, but i reached in, felt that bush and though "damn, this bitch muffed up." She knew she muffed up too.
Muffed up by Fisherella June 30, 2009

muffed-up low-bag 

"Fucked-up hoe-bag" as censored by FXM when they air 'The Descendants'
Alexandra King: "Hey, Scottie! Raina's a muffed-up low-bag and you need to stay away from her! And she's going to be a meth-head and she's gonna get used by stupid guys!"

get muffed up 

We’re gonna get muffed up tonight!
get muffed up by Themuffreport February 10, 2019