/ Dictionary / Index D drill rig: Meaning and Definition of Find definitions for: drill' rig" Pronunciation: [key] rig (def. 9). Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. drill press drillship Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language