Word used in the Garry's
Mod community (sandbox
game). Some custom maps made from players require players to install the
game Counter-Strike : Source in order to have the materials and props included in the map. This is because Garry's Mod has a feature that allows you to spawn assets from (some of the) other games that also use the source engine (the same engine Garry's mod uses), so some players create maps that use these assets for players who also has the
game required for the map. But this word is now not used since the July 2025 update that made the
game include contents from Counter-Strike : Source and Half-Life
2 episodes by default.