Reverse cowboy came in fourth for the position gay respondents most wanted to try in one survey of U.K. and U.S. respondents conducted by DrEd.com. Reverse cowboy came in fifth for the position bisexual respondents most wanted to try.
A sexual position where the [bottom] is in a superior position by placing [himself] on top of the [top] and facing [the top's] feet.
[Kyle] loves to please [his] man by exposing [his] booty to him while riding him reverse [cowboy] style.
Source: Urban Dictionary