Breadcrumb Home > Dictionary > Index D dunno: Meaning and Definition of Find definitions for: dun•no Pronunciation: (du-nō'), [key] — Pron. Spelling. Pron. Spelling. don't know: Who did it? I dunno! Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dunnite dunnock TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: lacuna Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language