🌐 Internet culture🔤 Acronym🌶️ Vulgar Sensitive
Spiciness
SK

🔥AF

/e-i-e-peu/

AF means “as fuck,” an English internet acronym used after an adjective to intensify it, like “tired AF” meaning extremely tired. In Korean online contexts, it lands close to “진짜,” “겁나,” or stronger “존나,” so it can feel casual, punchy, and profanity-adjacent.
AF meaning visual explanation
🌍 Global internet culture🌎 English internetFirst seen 2010

origin · Source

AF comes from the English intensifier “as fuck,” which became especially common as a short, punchy acronym in texting, memes, and social media during the 2010s. Korean users usually read it as the English letters “에이에프” and borrow it as a global internet-style emphasis marker.

ex)

2
  • "I’m tired AF after that meeting."
  • "This outfit is cute AF, but I wouldn’t write it in a work email."

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