Breadcrumb Home > Dictionary > Index O oil color: Meaning and Definition of Find definitions for: oil' col"or Pronunciation: [key] a paint made by grinding a pigment in oil, usually linseed oil. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oilcloth oilcup ✖ Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language