1. An asparagus smothered in butter
2. A derogatory term (kind of like the words: stupid, idiot, retard, etc.)

Often, both definitions of moof are used at the same time to confuse the person you are talking to and thus establishing that they are, in fact, an idiot.
Jack: "Dude, I totally just walked into a door!" *rubs head*
Jill: *sigh* "You're such a moof."
Jack: "What's a moof?"
Jill: "An asparagus smothered in butter..."
Jack: *confused*
Jill: "Exactly. You're a moof."
by AboveThePain February 9, 2009
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When you are completey exhausted and Moof is the only humanly audible thing you can blurt out of your mouth
moooooof!
by FoF September 17, 2003
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A little junis that walks around and make a sound like this all the time. "piiip!"
moof: piiip piiip!
other junis: stfu piipen...
by Niblit November 29, 2004
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meow+woof= moof
oof+m= moof
"moof" said the girl that is writing this.
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1-moof means to have sexual activity with. fuck
2-or it can also mean to like somthing.
3-it can be used to describe if somthing is cool.

4-(alt. defenition from my friend) to clean out vagina.
1-I am going to moof your brains out.
2-that moofin rocks.
3-that is so moof.

4-im gonna go moof.
by Rick Butts February 19, 2006
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Sound made by the little dead puppy-dog in The Great Jhonen Vasquez's Unbelievably Incredible Book : "I Feel Sick, Volume 2"... Yes, the doggy said "moof".
by Dib-Monkey February 22, 2004
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