When a girl is gettin eaten out, the person doing the eating blows air into the vagina, and then carries on to press down on the stomach of the woman in a hard fashion, causing abrupt air like "pfffft" noises to be heard..

Should be followed with a choo choo noise by the eater.
"Man, i had such a great time last night, Francisca let me puff puff train her allll night. Then i tooted like a conductor.
by Alex May 27, 2004
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