n (science fiction) a hypotheticaldiscontinuity in the flow of time that would move events from one time period to another
n A line dance popularized by the movie w:The Rocky Horror Picture Show|The Rocky Horror Picture Show, in which the dancers take a jump to the left, a step to the right, put their hands on their hips, bend their knees, thrust their pelvises, spin in a circle, jump forward and back, and wiggle.