The Russian Chimney Sweep is the act of the female taking a dump, while her partner is performing anal sex. It is called the Russian Chimney Sweep, because it's origin is in Russia, and the asswhole is being cleaned out, like a chimney.
Chick: I gotta take a dump.
Guy: I want to have anal sex.
Chick: Want to do the Russian Chimney Sweep? My chimney needs some sweeping.
Guy: Let's get cleaning.
This occurs when one man or woman, homosexual or just plain curious, coats his or her fist with vodka flavored lube and forcefully inserts it into the recipient's Five Hole.
"By the way, I got The Russian Mitten for the first time last night, more comfortable then you would think."
verb - "Hey Francis, I cannot wait to get Russian Mittened on Christmas this year."