Verb: The act of sitting your balls on the top of a girl’s(or guy’s) head, then squatting down so that the balls tumble down their face.
by Tr@shBagz December 20, 2018
The Rocky Mountain Tumbler is when you just get done boning a girl... and then you KICK HER DOWN THE STAIRS!
by idungasec ukpong April 15, 2008
Prior to going clubbing you shove at minimum four ice cubes up your ass in order to stay cool while dancing.
Tom was able to dance for hours and hours on New Year's eve because he pulled off a successful rocky mountain Tumbler.
by Twansolo96 January 2, 2017