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when a girl blows into a guys ass and jerks the guy off at the same time.
Cumqueesha performed the dirty trumpet in bed, the wind in my asshole felt exquisite as she jacked me off.
by Joey and Henry March 21, 2007
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2
Intestinal gas that also expels feces, performed while receiving fellatio
She was going to town on my schlong, when suddenly it went from a blow job to a dirty trumpet...not only didn't she finish, but I had to clean the sheets!
by Zart July 26, 2006
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3
A sex position in which the girl eats out the guy's butthole, while reaching around to jack him off.
Mary gave Dave a dirty trumpet last night. She is a sick freak!
by Frontman757 October 10, 2018
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