/ Dictionary / Index J jook: Meaning and Definition of Find definitions for: jook Pronunciation: ( jk, jook), [key] — n. Slang. SeeAlso called jook Pronunciation: ( jk), [key] — n., v.t., v.i. Scot. jouk. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jook (Thesaurus) Jonson Jooss Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language