sack dance
n.β Β«I thought Mark Gastineauβs “sack dance” broght the rule for over-celebration. As for the “end-zone celebration” penalty…a Washington-Dallas game at Irving triggered the rule.Β» ββRe: Unnecessary Celebration” by Dennis Richards Montgomery Usenet: rec.sport.football.pro Dec. 20, 1990. (source: Double-Tongued Dictionary)