nous UK /naʊs/US /nuːs/ noun3 •The mind or intellect, faculty for rationality or reason using the necessary common sense or awareness.I feel the will to roam, to learn By test, experience, nous, That fire is hot and ocean deep, And wolves carnivorous. — 1900 •Common sense; practical intelligence.There is nothing original in absent-mindedness. True originality lies elsewhere. Really, the lower classes have no nous. — 1907 •The divine reason, regarded as first divine emanation.