chastePronunciation: /tʃeɪst/Translate chaste | into German | into Italian Definition of chaste adjective abstaining from extramarital, or from all, sexual intercourse: what is required of celibate Catholic clergy is to remain chaste not having any sexual nature or intention:a chaste, consoling embrace without unnecessary ornamentation; simple or restrained:chaste Classical symmetryDerivatives chastely adverb chasteness noun Origin: Middle English: from Old French, from Latin castuschaste in other Oxford dictionaries Definition of chaste in the US English dictionary