What is Vice ?
Vice is (noun) 1. a wicked way of living, especially involving sex 2. a particular type of wickedness Gluttony is a vice. 3. a bad habit I have all the usual vices I smoke, I drink, I drive too fast. 4. a tool that screws tight to hold something, so that a workman can work on it (NOTE: The US spelling is vise.)
source: Easier English, Student Dictionary Upper Intermediate Level