We already had OMG, LOL, and WTF, but 2014 brought about a new acronym that was popularized thanks to texting and online chatting. Abbreviating "as fuck" as AF has been happening for a while, but it was never actually spoken aloud as much as 2014. Some pronounce it "A Eff" and others simply "af."
by John abuzi November 10, 2015

I got AF last night.
by Lee February 19, 2005

by Don Jaime October 15, 2003

by george clooney May 28, 2003
