/ Dictionary / Index N Nisei: Meaning and Definition of Find definitions for: Ni•sei Pronunciation: (nē'sā, nē-sā'), [key] — pl. -sei. a person of Japanese descent, born and educated in the U.S. or Canada. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nisei (Thesaurus) Nisan Nishapur Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language