Someone that looks at something beautiful, or otherwise awesome, and doesn't see its beauty and/or awesomeness.
"My brother didn't care for the scrapbook page I did last night."
"That's because Josh has idiot eyes."
The nickname of Daffy Duck made by Weema in Planet of the Taz (2001), a parody of Planet of the Apes because of his "low, stupid look".
"The feathery creature has a low, stupid look. I will call him Idiot Eyes."