/ Dictionary / Index C Carboloy: Meaning and Definition of Find definitions for: Car•bo•loy Pronunciation: (kär'bu-loi"), [key] — Trademark. Trademark. a brand of tungsten carbide compound used for dies, cutting tools, and wearing surfaces. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: carboloy (Thesaurus) carbo-loading car bomb Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language