English

tackle noun definition in American football topic from the Oxford Advanced Learner's Dictionary

tackle

 noun: American football topic
1 [countable] an act of trying to take the ball from an opponent in football (soccer ), etc.; an act of knocking an opponent to the ground in rugby or American football He was booked for a late tackle on Torres. He brought the burglar down with a flying tackle.2 [countable] (North American English) (in American football) a player whose job is to stop opponents by knocking them to the ground