/ Dictionary / Index N nibbler: Meaning and Definition of Find definitions for: nib•bler Pronunciation: (nib'lur), [key] — n. a person or thing that nibbles. any of several fishes of the family Girellidae, inhabiting shallow coastal waters on both sides of the Pacific Ocean, having thin, incisorlike teeth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nibbler (Thesaurus) nibble Nibelung Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language