Stands for: What's That, Friend? Usually a question that is asked to a certain someone, let's say...a friend, who is being difficult or says something crazy and weird. Often used by Theatre or Band kids.
Tommy Two Shoes: "I like yo ear lobes."
Jimmy Two Shoes: "WT,F?"
by Harryfreakinpotter September 5, 2010
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When WTF just isn't enough and you cba to type it all out WT actual F emphasises how much of an actual Fuck it rely is.
1:"Yeah someone said that he died after that"

2: "WT Actual F"

1: "I actually know"
by FlamboMambo January 18, 2011
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