A moral fault or failing; especially, immoral conduct or
   habit, as in the indulgence of degrading appetites; customary deviation
   in a single respect, or in general, from a right standard, implying a
   defect of natural character, or the result of training and habits; a
   harmful custom; immorality; depravity; wickedness; as, a life of vice;
   the vice of intemperance.