poison也沒錯 美國俚語也戲稱酒為poison, 有個犯罪節目COP也常用這個term
poison也可用於頹廢墮落等方面

http://www.thefreedictionary.com/poison
Verb 1. poison - spoil as if by poison; "poison someone's mind"; "poison the atmosphere in the office"
corrupt, debase, debauch, demoralise, demoralize, deprave, misdirect, pervert, profane, vitiate, subvert - corrupt morally or by intemperance or sensuality; "debauch the young people with wine and women"; "Socrates was accused of corrupting young men"; "Do school counselors subvert young children?"; "corrupt the morals"