sack dance
n.— «Hill sprinted away from the scene of his first six catches to raise his arms before the angry crowd; and Barrow and Armstead did a fourth-quarter sack dance Saturday that included flailing arm gestures some fans found vulgar.» —“‘Boogying’ Hurricanes Ripped” in Miami, Fla. Tulsa World (Okla.) Sept. 18, 1990. (source: Double-Tongued Dictionary)