touchdown

1. (American football, Canadian football) A six-point score occurring when the ball enters possession of a team's player in the opponent's end zone.Examples: "Today I scored my first touchdown."; "“I must have caught 45 or 50 touchdowns in that right corner,” he told The Baltimore Sun in 2009. “It was sloped some, a little downhill, which helped me speedwise. I wasn’t all that fast.”"Canadiancountableuncountable

2. (rugby) A defensive action of grounding the ball in the team's own in-goal to stop the play.countableuncountable

3. (rugby) A try (scoring play of grounding the ball in the opposing team's in-goal).Examples: "A first Test try by Fergus McFadden and a Tomas O'Leary touchdown helped Ireland to a 15-12 half-time lead."countableuncountable

4. (aviation) The moment when an aircraft or spacecraft makes first or final contact with the ground during a landing.Examples: "The passengers audibly relaxed at touchdown."; "And I think it's gonna be a long, long time / 'Til touchdown brings me 'round again to find / I'm not the man they think I am at home / Oh, no, no, no[…]"Synonyms: setdowncountableuncountable