/ Dictionary / Index P Pinkster: Meaning and Definition of Find definitions for: Pink•ster Pronunciation: (pingk'stur), [key] — n. Hudson Valley Whitsuntide. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pink slip pinkster flower Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language