1) American football terminology 2) End zone boundary 3) Site for a defensive stand 4) Soccer field boundary 5) TD boundary 6) The O yard stripe 
In many outdoor ball sports, a goal line is a line which a team attempts to advance the ball or puck towards to score a goal or points. In particular, see: Goal line may also refer to: ...[gridiron football] The goal line is the chalked or painted line dividing the end zone from the field of play in American football and Canadian football. It is the line that must be crossed in order to score a touchdown If any part of the ball reaches any part of the imaginary vertical plane transected by this line while in-bounds and in po...[ice hockey] The goal line in ice hockey is the far red line at each end of the ice rink. It is used for things such as determining Icing, Goals, and Delay of Game penalties for goalies. In most cases involving the goal line and all the ones listed above, the puck must cross completely over the goal line for anything to occur. If the puck d...
The try line.
the field boundary running along its width at each end; also called the end line; runs right across the front of the goal; the line which a ball must completely cross for a goal to be scored.
This is a red line that is painted across the ice and it marks the front edge of the goal and the pu
[Football] a line drawn across the width of the field, 10 yards inside each end line, which a team must cross with the ball to score a touchdown.[Ice Hockey] the two-inch red line between the goalposts that stretches in both directions to the sideboards[Soccer] the field boundary running along its width at each end; also called the end line; runs right across the front of the goal; the line which a ball must completely cross for a goal to be scored.
the front of the end zone.
The two boundary lines located at each end of the field.
[n] - a line marking each end of the playing field or pitch
The field boundary running along its width at each end; also called the end line; runs right across the front of the goal.
noun a line marking each end of the playing field or pitch; where the goals stand
See Try Line.
the line that bounds a goal, esp. the front line.