/ Dictionary / Index P protest vote: Meaning and Definition of Find definitions for: pro'test vote" Pronunciation: [key] a ballot cast for a candidate with a minimal chance of winning, to register dislike for the other candidates. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. protest flag Proteus Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language