The phrase comes from everyday gaming slang, where dc is shorthand for disconnect and lol softens the complaint into a joke. Clips built around that line spread through Discord servers, game chat recordings and short edit videos rather than from a single famous release. Its popularity rests on how instantly other players recognise the situation, because dropped connections, lag spikes and empty lobbies happen in almost every online title. That shared frustration keeps the sound useful as a caption, a reaction and a quick way to end a failed session.