An act of intimacy between premarital Mormons where the two partners engage or simulate the act of having sex but where the clothes remain on so that the zippers on both partners' pants come into contact with each other.
"Where is Dave tonight?"
"He left with his girlfriend. They are probably zipper blasting back at her place."
"He left with his girlfriend. They are probably zipper blasting back at her place."
by Craig00 February 13, 2006