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The sudden expulsion of air that shoots through your closed lips when someone says something really funny or really stupid.
Bimbo: I think I'll run for president
Normal Person: Pfbtpfbtpfbt!!! You just made my mouth fart.
by mouthfart March 17, 2006
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Apr 22 Word of the Day
When you eat dirt for the first time and leave your family to build a shack in the woods
Bro since I got dirtpilled on Tuesday I have made sooo many worm friends and made them soo many little houses to get married in. Me? Lonely? No you’re the lonely one u lawn owning freak
via giphy
by ecogoth December 30, 2020
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2
an utterance so stupid that it could only be a mouth fart.
Nikki: *trumpet noise with mouth*
Caroline: Jesus, that was a mouthfart.
Nikki: (pauses) *trumpet noise again*
by Ms. Ruff March 04, 2004
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3
The peculiar noise made by ones mouth when going down on your partner's junk. This occurs when the suction becomes too strong.
E-oh baby that feels good
(mouthfart)
E- what was that?
C- mouthfart.
E-oh, continue.
by Elantragirl May 30, 2009
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4
Foul smelling burp.

Another word for a burp.
After eating lots of chips and salsa, I ripped a wicked nasty mouth fart.
by Sprankasaurus December 26, 2009
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6
The classification of a fart after which it has encountered a mouth at point blank distance, the mouth closes and swallows the anal gasses.
" I woke up after the party with bad breath and a polaroid, and I knew I had expeirienced a mouth fart."


"Let your mouth fart be your guide."
by Big Ry2 August 10, 2005
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