1vice 
/ˈvaɪs/ noun
plural vic·es /ˈvaɪs/ noun 1 a [noncount] : bad or immoral behavior or habits : wickedness
▪ Such men are prone to vice.
b [count] : a moral flaw or weakness
▪ He thought gambling was a vice. ▪ the vice of greed 2 [count] : a minor bad habit
▪ Eating too much is my vice. ▪ a harmless vice 3 [noncount] : criminal activities that involve sex or drugs
▪ The city is a den of filth and vice. ▪ He was arrested by the vice squad. [=police officers who investigate crimes involving sex or drugs]
▪ Such men are prone to vice.
b [count] : a moral flaw or weakness
▪ He thought gambling was a vice. ▪ the vice of greed
▪ Eating too much is my vice. ▪ a harmless vice
▪ The city is a den of filth and vice. ▪ He was arrested by the vice squad. [=police officers who investigate crimes involving sex or drugs]
