Pronunciation: (hand'ôf", -of"),[key] —n. 1. Football. a. an offensive play in which a player, usually a back, hands the ball to a teammate.
b. the ball itself during the execution of such a transfer: He fumbled the hand-off. 2. Aviation.the condition or period in which control or surveillance of an aircraft is transferred from one control center to another. Also,hand'off".