/ Dictionary / Index T two-party system: Meaning and Definition of Find definitions for: two'-par•ty sys'tem Pronunciation: (t'pär"tē), [key] — Govt. Govt. a political system consisting chiefly of two major parties, more or less equal in strength. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. two-part time twopence Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language