To unpost

Intermediate 📱 Gen-Z / Internet Slang

Definition

The frantic deletion of a message from a chat or forum within seconds of sending it—hopefully before anyone witnessed your embarrassing typo or hot take.

Example Usage

I accidentally sent that weird message to the work Slack but thankfully I could unpost it immediately.

Source: Urban Dictionary (https://www.urbandictionary.com/define.php?term=To%20unpost&defid=11631719)