/ Dictionary / Index J Jeffersontown: Meaning and Definition of Find definitions for: Jef•fer•son•town Pronunciation: ( jef'ur-sun-toun"), [key] — n. a town in N Kentucky. 15,795. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Jeffersonian Jeffersonville Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language