/ Dictionary / Index G grebe: Meaning and Definition of Find definitions for: grebe Pronunciation: (grēb), [key] — n. any diving bird of the family Podicipedidae, related to the loons, but having a rudimentary tail and lobate rather than webbed toes. Cf. great crested grebe, pied-billed grebe. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: grebe (Thesaurus) greaves Grecian Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language