Tschiss circulates as a short standalone sound effect rather than a line tied to a well-known film, show or character, and its appeal comes from that very simplicity. Online, brief hiss-like sounds like this are easy to reuse because they need no context to be understood: the listener hears the dismissal instantly. That makes it a natural fit for memes, reaction videos and fast edits, where a single noise has to carry a whole attitude. As short-form editing has grown, sounds of this kind have stayed popular precisely because they are quick, repeatable and instantly readable.