Breadcrumb Home > Dictionary > Index R Cite Rumsey: Meaning and Definition of Find definitions for: Rum•sey Pronunciation: (rum'zē), [key] 1743–92, U.S. engineer and inventor. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rumrunner run TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News Noble Titles and Ranks in a Monarchy Chinese New Year History, Meaning, and Celebrations The Manchu Keeping Your Brain Active in a COVID-19 World Inaugural Trivia Related Content Daily Word Quiz: evanescent Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language