Breadcrumb Home > Dictionary > Index N Cite no-brainer: Meaning and Definition of Find definitions for: no-brain•er Pronunciation: (nō'brā'nur), [key] anything requiring little thought or effort; something easy or simple to understand or do. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nobrainer (Thesaurus) nobody N.O.C. TrendingHere are the facts and trivia that people are buzzing about. April 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World Quetzalcoatl: Aztec Myths and Myths About the Aztecs Related Content Daily Word Quiz: supertonic Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language