touchdown [i `d+un ]     (순위: 9521 - 대졸 수준)   뜻  명) [미식축구] 터치다운; 그 득점 Mean  An act of carrying, receiving, or gaining possession of the ball across the opponent's goal line for a score of six points. 예문 1. touchdown point (착지점) 2. touchdown speed (접지 속도) 3. the aircraft's touchdown (비행기의 착륙)