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A male buffawoof. A guy who fucks his buddy's girlfirend in the ass and admits his to next prey! plural: muffawoofeen
Eric fucked his friend Scott's girlfriend, Jessica,in the ass. Scott found out but didn't care taht his buddy was a muffy.
by vogelicious April 27, 2007
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8
Fishy, smelly, gross, nauseous odor of a woman's genitals/vagina
She moved out her dorm last weekend, and there is still this muffy stench in the room!

Last night I just couldn't have sex with this girl because of that muffy smell. Smelled like she went to the gym all week with the same underwear!
by Dementis11 September 13, 2010
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The fluffy, foam-like covers on headphones.
(Also spelled as "muffies")
"Aw, my muffy tore."
"These muffys makes my ears itch."
by Cassie Thompson June 14, 2006
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A unit of measurement; one muffy is 10 pounds.

A 10 pound orange cat residing in Harlem, NY.
The dog weighs 3 muffy.
by Pumpkin619 May 02, 2018
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12
A slang term for a homosexual of diminutive stature, who usually is out of shape and bald. Most muffys have what is known as a "muffin top". Can usually be found in the company of small hairy creatures known as cockmonsters.
Justin: man Hugh is turning into a muffy.

Nate: yeah I saw him driving a cockmonster around the other day.

Justin: that's all the proof I need.

snitch queer homosexual butt pirate
by Me72476 May 12, 2011
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When it's overly warm/hot either indoors or outside. Sometimes brought on by wearing to many layers. Can even be used in hot tub/sauna like situations when you actually knew it would be hot before you went in. Sometimes like actually being trapped inside a giant muff
Guy1:"Fookin hell it's well muffy in here - can't you open a window?"
Guy2:"I did but its muffy outside too!"
Guy1:"I think i may die from the muffyness!"
by McBevan April 14, 2009
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