Poopenshlagen circulates online as a short, shareable meme sound rather than a line from a widely known film or show. Its appeal comes from the word itself, which sounds funny even without context, so creators can drop it into edits, reaction videos and gaming clips without needing an explanation. On soundboards it sits alongside other one-second reaction sounds, and its brevity makes it easy to reuse as a running gag. That simple, repeatable silliness is why it keeps appearing in new edits.