leg rope noun 2leg-rope verb 1forms 4 noun2 •A cord tied to the surfboard (usually near the tail) and attached to the surfer's leg.Laird Hamilton considers the leg rope the single most dangerous thing involved when surfing waves over 20 feet. — 2011 •A rope used to fasten the leg of an animal. leg-rope verb1 •To fasten a leg, usually of an animal, with a rope.I never used to bother to leg-rope her, and being by this time an adept in milking, would swank for the benefit of the aforesaid select borders. — 1933 formsleg-roped · leg-roping · leg-ropes · leg ropes