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Where one, or more friend hides in the closet as you begin to have intercourse with a women and as things begin to become "heated" jumps out of the closet and yells "rump back rodeo" .

You then proceed to jump on your mates back and hold on for as long as you can, Riding her like a bull waving ones arm back and forth.

Not needed but accommodates the situation is a hat, preferably a cowboy hat.

Steve: "Did you hear what josh did last night"
John: " No, what happened?"
Steve: "Well he hooked up with Tracey and we did a rump back rodeo"
John: " Nice, how long did he last"
Steve: "At least two minutes"
John: " She must be pissed"
by Rumpback Pat January 21, 2012
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