/ Dictionary / Index N Nasby: Meaning and Definition of Find definitions for: Nas•by Pronunciation: (naz'bē), [key] — n. pen name of David Ross Locke. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nasal spray Nasca Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language