/ Dictionary / Index N nice-nellyism: Meaning and Definition of Find definitions for: nice-nel•ly•ism Pronunciation: (nīs'nel'ē-iz"um), [key] — n. excessive modesty; prudishness. a euphemism: an evasive style of writing, full of circumlocutions and nice-nellyisms. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nice nelly Niceno-Constantinopolitan Creed Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language