/ Dictionary / Index P picket line: Meaning and Definition of Find definitions for: pick'et line" Pronunciation: [key] a line of strikers or other demonstrators serving as pickets. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. picket fence Pickett Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language