Breadcrumb Home > Dictionary > Index S stupidity: Meaning and Definition of Find definitions for: stu•pid•i•ty Pronunciation: (st-pid'i-tē, sty-), [key] — pl. -ties the state, quality, or fact of being stupid. a stupid act, notion, speech, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: stupidity (Thesaurus) stupid stupor TrendingHere are the facts and trivia that people are buzzing about. Hard Labor Current Events This Week: June 2023 Languages Spoken in Each Country of the World User's Guide to Environmental Language The Washington Monument: Facts, History & Profile LGBT Pride Month | Biographies of Notable Individuals Civilian Labor Force ✖ Related Content Daily Word Quiz: poetaster Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language