Abbreviation for "You think I'm joking?". Pronounced "whiteage".
Clarifies that you're being serious.
Person 1: Amy Winehouse is dead.
Person 2: Nahh, she can't be, she's only 27..
Person 1: ytij?

Boy: I'm uploading that hilarious picture of you to Facebook.
Girl: You wouldn't dare!
Boy: ytij?
by fallbysword August 8, 2011
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