[usu. with modifier]someone who regularly or habitually abuses someone or something, in particular (经常或习惯性的)虐待者;滥用者,尤指 ■someone who makes excessive use of alcohol or illegal drugs 酗酒者,嗜毒者 intravenous drug abusers. 进行静脉注射的瘾君子。 ■someone who sexually assaults another person, especially a woman or child (尤指对妇女或儿童的)性侵犯者 an alleged child abuser. 涉嫌猥亵儿童者。