A series of farts that are in a repetitive pattern yet get slightly smaller each time.
"Hey I got you something."

*FART...Fart...fart*

"Dude those were Russian Doll Farts."
by MJBarnes February 11, 2010
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A group of sequential farts that decrease in both sonic and gaseous output, similar to the visual effect of Russian nesting dolls standing side by side.
JEREMY: <S P L O R R R T... SPLERT ... Poik ... pernt... prnt ... pft>
ALICE: Aw, man -- did you just Russian doll fart in here?
by nickthickie January 17, 2014
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