/ Dictionary / Index O oil well: Meaning and Definition of Find definitions for: oil' well" Pronunciation: [key] a well that yields or has yielded oil. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oil varnish oily Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language