/ Thesaurus / P Synonyms of pocket borough Find synonyms for: Noun1. pocket borough, boroughusage: a sparsely populated borough in which all or most of the land is owned by a single familyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language