What does AF mean?

An acronym that stands for "As f***", usually affixed to the end of a sentence to denote somethings extremity.


Other definitions of AF:

  • Shorthand for the term "Ass-face" which is used as an insult.
  • An acronym for Aunt Flo, who's visits are shorthand for a woman's menstruation or period.
  • Can stand for "Autofocus", a feature on some camera lenses.
  • Stands for "As Fuck". Demonstrates something is done to the maximum level.
  • Stands for Atrial fibrillation, an irregular and often rapid heart rate that occurs when the upper chambers of the heart experience irregular electrical signals.

All of our slang term and phrase definitions are made possible by our wonderful visitors. If you know of another definition of AF that should be included here, please let us know.

How to use the term

  • That movie was scary AF! We had to hold hands the whole time.

  • Some AF rear-ended my car on my way to work.

  • I was going to go swimming today, but AF decided to visit early.

  • Make sure you turn off AF; the lighting in here is going to make some features wonky.

  • If you're experiencing AF, visiting a doctor is recommended.


There are no references for AF at this time. We would greatly appreciate your contribution if you would like to submit your own!

More slang terms:



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you are the worst



All Day I Dream About Sex