/ Dictionary / Index O oilman: Meaning and Definition of Find definitions for: oil•man Pronunciation: (oil'man", -mun), [key] — pl. -men a person who owns or operates oil wells or an executive in the petroleum industry. a person who retails or delivers oil, esp. fuel oil for furnaces. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: oilman (Thesaurus) oillionaire oil meal Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language