What is the definition of a goal?

Definition of Goal (noun):

the result or achievement toward which effort is directed; aim; end: the terminal point in a race. a pole, line, or other marker by which such a point is indicated. an area, basket, cage, or other object or structure toward or into which players of various games attempt to throw, carry, kick, hit, or drive a ball, puck, etc., to score a point or points. the act of throwing, carrying, kicking, driving, etc., a ball or puck into such an area or object. the score made by this act. #goals, goals. (used especially as a hashtag in social media in reference to things or people one aspires to or wants to emulate):

Hope this helps :)