what does fafo mean?

The acronym "FAFO" stands for "F*** Around, Find Out." It is a slang phrase used as a warning that careless or provocative behavior will lead to consequences. Essentially, it means if someone messes around or causes trouble, they will end up facing the results of their actions. The phrase has been popular in internet culture, social media, and even political discourse, carrying a tone of caution and often a bit of a challenge or dare. It is similar in meaning to sayings like "If you mess with the bull, you get the horns" or "Stir a hornet’s nest and get stung".