Saddlebacking

Definition
Saddlebacking: sadâ€¢dleâ€¢backâ€¢ing \Ëˆsa-dÉ™l-Ëˆba-kiÅ‹\ vb [fr. Saddleback Church] (2009): the phenomenon of Christian teens engaging in unprotected anal sex in order to preserve their virginities

Example
"After attending the Purity Ball, Heather and Bill saddlebacked all night because sheâ€™s saving herself for marriage."

Reference

 * 2009-01-15 Saddlebacked by Dan Savage: the posing of the question of what "saddlebacking" should mean
 * Commentary: Pam Spaulding
 * 2009-01-29 Saddlebacked! by Dan Savage: the results
 * saddlebacking.com: where the winning definition was officially posted