1. (American football) a score in American football; being in possession of the ball across the opponents' goal line
   "His spectacular touchdown in the final seconds won the game"
    
2. A landing (as the wheels touch the landing field); especially of airplanes
   "The passengers applauded after the smooth touchdown"

1. Come or bring (a plane) to a landing
   "the plane touched down at noon"

Derived forms: touchdowns, touching down, touches down, touched down

See also: touch

Type of: land, landing, score, set down

Encyclopedia: Touchdown, Army