guiltyPronunciation: /ˈgɪlti/Translate guilty | into French | into German | into Italian | into Spanish Definition of guilty adjective (guiltier, guiltiest) culpable of or responsible for a specified wrongdoing:he was found guilty of manslaughter Williams pleaded guilty to three separate offences justly chargeable with a particular fault or error:she was guilty of a serious error of judgement conscious of, affected by, or revealing a feeling of guilt:he felt guilty about the way he had treated her a guilty conscience causing a feeling of guilt:a guilty secretPhrases not guilty innocent, especially of a formal charge. Derivatives guiltily adverb guiltiness noun Origin: Old English gyltig (see guilt, -y1)guilty in other Oxford dictionaries Definition of guilty in the US English dictionary