/ Dictionary / Index C culvert: Meaning and Definition of Find definitions for: cul•vert Pronunciation: (kul'vurt), [key] — n. a drain or channel crossing under a road, sidewalk, etc.; sewer; conduit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: culvert (Thesaurus) Culver's root cum 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