Top Definition
adjective; adj

Another word for "hilarious". To describe something that is funnier than funny
Boy A: I just got back from town and I saw some woman slip on a dog turd and fall flat on her backside!

Boy B: That must have been funny!

Boy A: It weren't just funny; it was hoobacious! I couldn't stop laughing!
by KiMiFer July 06, 2009
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