/ Dictionary / Index A assembly district: Meaning and Definition of Find definitions for: assem'bly dis"trict Pronunciation: [key] — U.S. U.S. one of a fixed number of districts into which a state is divided, each district electing one member to the lower house of the state legislature. Cf. Congressional district, senatorial district. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. assembly assembly language Related Content Daily Word Quiz: redundant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language