Paper marked with a letterhead.
A portion of text at the top of a letter, identifying the sender and often giving their address etc., used for formal correspondence.
An advertisement to be posted on a pole, wall etc. to advertise something.
A shot that hits a goalpost, scoring one point.
A shot that hits a goalpost instead of passing into the goal.
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.