In American football, the tall Y-shaped upright, now usually of fiberglass, at either end of the playing field, through which a football must go in order to score a field goal. Originally, they were H-shaped, with two wooden posts on either side
a tall metallic structure that stands at the back of each end zone; consists of a crossbar and two uprights that extend upward from it, supported directly above the end line by a base; teams try to kick the ball above the crossbar and between the uprights to score a field goal or extra point
disapproval If you accuse someone of moving the goalposts, you mean that they have changed the rules in a situation or an activity, in order to gain an advantage for themselves and to make things difficult for other people. They seem to move the goal posts every time I meet the conditions which are required
one of a pair of posts (usually joined by a crossbar) that are set up as a goal at each end of a playing field
A goalpost is one of the two upright wooden posts that are connected by a crossbar and form the goal in games such as football and rugby