CAPER Meaning of CAPER in English I . v. n. Leap ( in a frolicsome mood ), hop, skip, jump, bound, romp, gambol, frisk, dance. II . n. Leap ( in a frolicsome mood ), skip, hop, spring, bound, gambol, romp, prank, freak. Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012