Breadcrumb Home > Dictionary > Index P Cite peaky: Meaning and Definition of Find definitions for: peak•y Pronunciation: (pē'kē), [key] — peak•i•er, peak•i•est. peaked. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: peaky (Thesaurus) peak time peal 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: persiflage Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language