: This term doesn't have a widely recognized definition in the context of Pac-Man or video games in general. It's possible it refers to a repackaged version of a game or software, often used in the context of redistributing game data, particularly in compressed or altered forms for specific purposes (like emulation or illicit distribution).
It looks like you're asking about a update file (likely for the Nintendo Switch), specifically one named something like 0101rar — probably a typo or shorthand for a NSP update file (e.g., 0101RAR could be part of a title ID or release group name). pacman world repac nspusupdate 101rar