Below is the definition for the word you requested, useful for Scrabble and other word games. To find more definitions please use the dictionary page.
the property of being narrow; having little width; "the narrowness of the road"
a restriction of range or scope; "the problem with achievement tests is the narrowness they impose on students"; "the attraction of the book is precisely its narrowness of focus"; "frustrated by the narrowness of people's horizons"
an inclination to criticize opposing opinions or shocking behavior
a small margin; "the president was not humbled by his narrow margin of victory"; "the landslide he had in the electoral college obscured the narrowness of a victory based on just 43% of the popular vote"