caitiffEnglishOxford New American Dictionarycaitiff /ˈkādəf, ˈkeɪdəf / ▸ noun archaic a contemptible or cowardly person: [as modifier] a caitiff knight. – ORIGIN Middle English (denoting a captive or prisoner): from Old French caitif ‘captive’, based on Latin captivus ‘(person) taken captive’ (see captive).