simple past tense and past participle of post
"He posted his application online before the deadline closed."
In plain English: To post something means to put it up on a website or social media feed so other people can see it.
"I posted the new photo on my social media account yesterday."
Usage: Use "posted" to describe the action of placing an advertisement, notice, or message on a public bulletin board or digital platform. It also serves as the past tense for sharing content online via social media.
Derived from the Old French postier, posted originally meant to be sent as a messenger or dispatch. It later evolved in English to mean affixed publicly, such as on a notice board.