meaning of post
post / pÉÊst / n. a length of wood, metal, etc, fixed upright in the ground to serve as a support, marker, point of attachment, etc; either of two upright poles marking the beginning (starting post) and end (winning post) of a racecourse; the finish of a horse race; vb (transitive) (sometimes followed by up) to fasten or put up (a notice) in a public place