My high school basketball coach used to call them "Cool Shades." He used the term as a metaphor to describe people who thought they were too cool to do something like take a charge or perform a drill that may make one look ridiculous.
That's what I feel sunglasses are, Cool Shades...when you wear them indoors. It has always bothered me when people wear sunglasses indoors. It is not sunny inside. You do not look cool. You aren’t a damn celebrity (who look like fools too by the way). Here is another reason to not wear sunglasses indoors: