The exact origin of this recording is unknown, and its file metadata only points to a phone voice-recorder capture from November 2022, typical of user-uploaded meme audios. The name ties it to Brazilian gym humor, where trembolona, slang for the steroid trenbolone, is a running joke about exaggerated bulking and maromba culture. Short bodily-humor clips like this one, alongside staples such as fart with reverb, circulate on soundboards because they are instantly recognizable, need no translation, and slot into any edit that needs a cheap laugh.