fiend
noun [ C ] uk/fiːnd/ us/fiːnd/
恶魔般的人；残忍的人
an evil and cruel person
He was portrayed in the media as a complete fiend. 他被媒体描绘成了一个十足的恶魔。
…迷;…狂
someone who likes something very much or is very interested in something
a health/sex/chocolate fiend 健身爱好者／色魔／疯狂喜爱巧克力的人
McCormack is a fiend for punctuality. 麦科马克极其守时。