The state or condition of being uncool (unfashionable). (noun)
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Use "uncoolness" in a sentence
"In fact even a very big dance club might have trouble with the location of a big box store because of the exteriors of the buildings, the "uncoolness" of the location and the isolation from other business of the same type."
""It banishes the fundamentalism of black and white, wrong or right divisions. oh really? then why do I see a university professors of communications apologizing for his 'uncoolness' because he" still uses a PC "instead of a Mac?"
"Soon enough, I was surprised and happy to find that the experience itself was far more interesting than my feelings about its uncoolness."