/ Dictionary / Index C coolabah: Meaning and Definition of Find definitions for: coo•la•bah Pronunciation: (k'lu-bä"), [key] — n. any of several Australian gum trees of the genus Eucalyptus, esp. E. microtheca, abundant along riverbanks and having sickle-shaped leaves and wrinkled, cracked bark. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cool coolamon Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language