Bom dia, camarada literally means good morning, comrade in Portuguese, and the phrase has become a familiar in-joke among Brazilian internet users who share it as a warm, slightly ironic morning greeting. Passed around in short video edits and messaging groups, it works because comrade adds a playful, old-fashioned formality to an everyday hello. That mix of sincerity and humour has kept it in circulation as a quick way to greet friends, open a video, or signal that the group is awake and ready.