/ Dictionary / Index J jokester: Meaning and Definition of Find definitions for: joke•ster Pronunciation: ( jōk'stur), [key] — n. a joker, esp. a practical joker. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jokester (Thesaurus) joker jokey Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language