Breadcrumb Home > Dictionary > Index S state prison: Meaning and Definition of Find definitions for: state' pris'on Pronunciation: [key] a prison maintained by a state for the confinement of felons. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. state police stater ✖ Related Content Daily Word Quiz: restive Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language