/ Dictionary / Index C crossed: Meaning and Definition of Find definitions for: crossed Pronunciation: (krôst, krost), [key] — adj. Math. (of partial derivatives) mixed, esp. of order two. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: crossed (Thesaurus) crosse crossed eyes Related Content Daily Word Quiz: boorish Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language