1 definition by Stu-muffler

The process of preventing your female partners orgasmic groans from becoming too loud by applying another females genitalia to her mouth, hence muffling the moans.
- "Darling we've had noise complaints from the neighbours about your orgasmic moanings, how about we ask your twin sister if she'd like to do a spot of muffling?"

- "Dude, my missus is so loud when we get it on that I have to apply a muffler, which is pretty much a win win for me!!"
by Stu-muffler November 13, 2009
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