Dictionary
touch•down
Pronunciation: (tuch'doun"), [key]—
n.
1. Football.an act or instance of scoring six points by being in possession of the ball on or behind the opponent's goal line.
2. Rugby.the act of a player who touches the ball on or to the ground inside his own in-goal.
3. the act or the moment of landing:
the aircraft's touchdown. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.