Top definition
a phrase said when adding on to a sarcastic or joking comment to imply you really actually agree with the sarcasm.

otherwise used to indicate you weren't kidding.
*on facebook picture*
p1- you're so ugly. lol jk
p2.- but actually...
p3. fuck you

OR
p1. wow she's so dumb
p2. hahah yeah total idiot jk
p1. no, but actually..
by uurghy October 05, 2010
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