/ Dictionary / Index V vernier compass: Meaning and Definition of Find definitions for: ver'nier com"pass Pronunciation: [key] — Survey. Survey. a compass on a transithaving a vernier for adjusting magnetic bearings to read as true bearings. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vernier caliper vernier engine Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language