Among Us is a social deduction game by Innersloth, released in 2018 and widely popularised in 2020, in which crewmates complete tasks while impostors try to eliminate them undetected. Vents are a key impostor tool, allowing quick movement between connected rooms while remaining hidden from other players. Short clips of the vent noise became popular in gameplay edits, reaction videos and memes, where the sound alone can signal deception, escape or a sudden twist. Its brevity makes it easy to reuse, and it remains recognisable even to viewers who have never played the game.