AFK is a popular expression in gaming and texting that is used to point out that a person is temporary away. When playing online multiplayer games, players often type AFK to indicate that they will leave the game for a short period and their teammates will know why they are inactive. Besides, in texting, AFK can only imply that the person stepped away from the phone or computer and maybe replying later. Read more: https://saferloop.com/afk-meaning/