marker >> ˈmɑːkə
Definition: [noun] an object used to indicate a position, place, or route.
Example: they erected a granite marker at the crash site
Definition: [noun] a felt-tip pen with a broad tip.
Example: a heavy line drawn by a marker
Definition: [noun] (in team games) a player who stays close to an opponent to prevent them from getting or passing the ball.
Example: Quinn took the ball wide of his marker
Definition: [noun] a person who assesses the standard of a test or examination.
Example: the aim of the marker is to help the student do better next time
Definition: [noun] a promissory note; an IOU.
Example: we'll give you a marker, you give us the car