/ Dictionary / Index G galah: Meaning and Definition of Find definitions for: ga•lah Pronunciation: (gu-lä'), [key] — n. an Australian cockatoo, Kakatoe roseicapilla, having rose-colored underparts. a fool. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. galago Galahad Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language