/ Dictionary / Index N noisy: Meaning and Definition of Find definitions for: nois•y Pronunciation: (noi'zē), [key] — nois•i•er, nois•i•est. making much noise: noisy children. abounding in or full of noise: a noisy assembly hall. characterized by much noise: a noisy celebration; a noisy protest. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: noisy (Thesaurus) noisome no-knock Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language