/ Dictionary / Index M manatee: Meaning and Definition of Find definitions for: man•a•tee Pronunciation: (man'u-tē", man"u-tē'), [key] — n. any of several plant-eating aquatic mammals of the genus Trichechus, of West Indian, Floridian, and Gulf Coast waters, having two flippers in front and a broad, spoon-shaped tail: all species are endangered. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: manatee (Thesaurus) man-at-arms Manatí Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language