1. informed or kept up to date about something

1. past tense and past participle of post; to send mail or to place in a public location
2. to publish or share information online
3. to assign someone to a position or location

Examples

• She posted the letter yesterday morning.
• The notice was posted on the bulletin board.
• He posted photos from his vacation on social media.
• The soldier was posted to a base overseas.
• Keep me posted on any developments.
• The company posted strong quarterly earnings.
• Security guards are posted at all entrances.