/ Dictionary / Index M man-sized: Meaning and Definition of Find definitions for: man-sized Pronunciation: (man'sīzd"), [key] — adj. Informal. large; big; generous: a man-sized sandwich. formidable: a man-sized undertaking. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: man-sized (Thesaurus) mansion manslaughter Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language