Cinco de Mayo [Spanish seeng-kaw th e mah-yaw] WORD ORIGIN noun a Mexican holiday marking the victory of Mexican troops over French forces in Puebla, Mexico, on May 5, 1862. Liberaldictionary.com
Origin of Cinco de Mayo Spanish: May 5 Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019