(n.) The mark set to bound a race, and to or around which the constestants run, or from which they start to return to it again; the place at which a race or a journey is to end.
(n.) The final purpose or aim; the end to which a design tends, or which a person aims to reach or attain.
(n.) A base, station, or bound used in various games; in football, a line between two posts across which the ball must pass in order to score; also, the act of kicking the ball over the line between the goal posts.