/ Dictionary / Index J Jukes: Meaning and Definition of Find definitions for: Jukes Pronunciation: ( jks), [key] — n. the fictitious name of an actual family that was the focus of a 19th-century sociological study of the inheritance of feeble-mindedness and its correlation with social degeneracy. Cf. Kallikak. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jukes (Thesaurus) juke joint juku Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language