1 definition by dr eddie

Top Definition
is were a guy cums in the ass of another man

and gets the man to fart it back in his face and true merthers ingest the contence of the back load along with any other substences to come out
dave: hey i got an idea let me come in your ass and you can fart it back in my face

merthy: ok thats a great idea

dave: we need a name for that

merthy: how about daving

dave: no no no i much prefer merthing

merthy: yer i like that now open up your mouth here it comes
by dr eddie September 13, 2009

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