An acronym for the statement "I Would That That." Short, sweet, and simple.
Bro 1: "Did you see that Rebecca Black in her "Friday" music video?"

Bro 2:"Yeah. She's hot."

Bro 1: "Dude, she's 14."

Bro 2: "oh...IWTT in 4 years."

Bro 1: "True shit."
by NachoBROchacho July 12, 2011
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