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To be innocently ignorant in a way that is hilarious beyond all compare. Being surprised about the most random things, or scared over nothing. Derived From A-Ridge Lifeguard Christen (Ali) Bell.
Man you are being AliDumb. (one word)
Dats AliDumb.
Yous A AliDumb
Mann youus soo AD.
by Jwallahalla June 30, 2010
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