The name comes from Spanish, where bocina means car horn and loco means crazy, which fits a clip that sounds less like normal traffic and more like a driver completely losing control of the horn. Short, loud vehicle sounds like this have long circulated on soundboards, meme pages and messaging apps, where they are dropped into jokes about traffic, impatience and bad driving. Their appeal is simple and reusable: anyone who has sat behind a slow car instantly recognises the frustration, so the sound works without explanation in edits, pranks and reaction videos across languages.