what's the meaning of the bar
Definition of bar for Students. 1  1 : a usually slender rigid piece (as of wood or metal) that has a specific use (as for a lever or barrier) 2  2 : a rectangular solid piece or block of something a bar of soap candy bar. 3  3 : a counter on which alcoholic drinks are served.  4 : a place of business for the sale of alcoholic drinks.