RPG may refer to any of the following:
1. Short for role-playing game, RPG is a game where players act out a different reality or roles. For example, a player may take on the role of a gnome mage who can cast magical spells to damage enemies. On a computer, these games are sometimes called a CRPG or computer role playing game.
3. Short for Raster Pattern Generator, RPG is the set of electronic circuits that converts raster patterns into bit patterns.