Breadcrumb Home > Dictionary > Index B billycock: Meaning and Definition of Find definitions for: bil•ly•cock Pronunciation: (bil'ē-kok"), [key] — n. Chiefly Brit. Informal. a derby or a hat resembling it. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. billy club billy goat 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: supertonic Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language