How to pronounce post:
Example: "A soldier manned the entrance post"
Example: "This military post provides an important source of income for the town nearby"
Example: "He occupied a post in the treasury"
Example: "He set a row of posts in the ground and strung barbwire between them"
Example: "Your mail is on the table"
Example: "A pair of posts marked the goal"
Example: "The mail handles billions of items every day"
Example: "It came by the first post"
Example: "Post a warning"
Example: "I'll post the news on the bulletin board"
Example: "The newspaper posted him in timbuktu"
Example: "Post a sign"
Example: "Send me your latest results"
With the post, on post-horses; by a relay of horses (changing at every staging-post); hence, express, with speed, quickly.
Sent via the postal service.
After; especially after a significant event that has long-term ramifications.