One of the two vertical side poles of a goal.
A rule or target that is "moved" (changed) unfairly; see move the goalposts.
The tall Y-shaped upright, now usually of fiberglass, at either end of the playing field, through which a football must go in order for a field goal to be scored. (They were originally H-shaped, with one wooden post on either side.)
A shot that hits a goalpost instead of passing into the goal.
An advertisement to be posted on a pole, wall etc. to advertise something.
A shot that hits a goalpost, scoring one point.
A dunk over a defending player.
A picture of a celebrity, an event etc., intended to be attached to a wall.
One who posts a message.
To decorate with posters.