post 1 
(pōst)
(pōst)n.
1. A long piece of wood or other material set upright into the ground to serve as a marker or support.
2. A similar vertical support or structure, as:
a. A support for a beam in the framework of a building.
b. A terminal of a battery.
3. Sports A goal post.
4. The starting point at a racetrack.
5. The slender barlike part of a stud earring that passes through the ear and is secured at the back with a small cap or clip.
6. An electronic message sent to and displayed on an online forum: ignored several inflammatory posts.
tr.v. post·ed, post·ing, posts
1.
a. To display (an announcement) in a place of public view.
b. To cover (a wall, for example) with posters.
2. To announce by or as if by posters: post banns.
3. Computers To make (an electronic message) available by sending it to an online forum: posted a response to a question about car engines.
4. To put up signs on (property) warning against trespassing.
5. To denounce publicly: post a man as a thief.
6. To publish (a name) on a list.
7. Games To gain (points or a point) in a game or contest; score.
[Middle English, from Old English, from Latin postis; see stā- in the Appendix of Indo-European roots.]