noun

1. POST, the delivery and collection of letters and packages
2. POST, a job in an organization
3. POST, military installation at which a body of troops is stationed
4. POST, an upright consisting of a piece of timber or metal fixed firmly in an upright position
5. POST, the system whereby messages are transmitted via the post office
6. POST, a pole or stake set up to mark something (as the start or end of a race track)
7. POST, any particular collection of letters or packages that is delivered
8. POST, the position where someone (as a guard or sentry) stands or is assigned to stand
9. POST, United States manufacturer of breakfast cereals and Postum (1854-1914)
10. POST, United States female author who wrote a book and a syndicated newspaper column on etiquette (1872-1960)
11. POST, United States aviator who in 1933 made the first solo flight around the world (1899-1935)

verb

1. POST, publicize with, or as if with, a poster
2. POST, display, as of records in sports games
3. POST, mark or expose as infamous
4. POST, cause to be directed or transmitted to another place
5. POST, assign to a station
6. POST, place so as to be noticed
7. POST, mark with a stake
8. POST, affix in a public place or for public notice
9. POST, ride Western style and bob up and down in the saddle in rhythm with a horse's trotting gait
10. POST, transfer (entries) from one account book to another
11. POST, assign to a post; put into a post
12. POST, enter on a public list