1 definition by ACE12149799

Top Definition
a person who has become obsessed with finding and solving puzzles that may or may not even exist to the point that it's affecting their life choices in a negative way.
"I fear Ryan may be a igii. He says up all night reading conspiracy theories and how to become a chess master what can i do?"
#obsessed #puzzle solving #addictive behaviors ##23 #the riddler
by ACE12149799 February 20, 2013
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