The exact origin of Defecar pela Boca is not widely documented, but the clip circulates as a Portuguese-language meme sound shared for its crude, absurd humour rather than for any single show or creator. Its short length makes it easy to drop into short-form videos, reaction edits and messaging apps, where the phrase itself becomes the punchline. Like many niche meme sounds, it survives through reuse: each new edit introduces it to another audience, keeping the joke alive long after its first upload.