The tumbleweed became a visual shorthand for emptiness in classic western films, where a lone plant rolling through a deserted town signalled abandonment and quiet. Online creators borrowed that image and its dry rustling sound for reaction videos, turning it into audio shorthand for dead air. As short form edits spread the joke, the sound was paired with blank stares, empty rooms and unanswered messages, and it remains a quick way to show that absolutely nothing is happening.