1. Alcoholic liquor flavoured with bitter herbs and roots
   "A few dashes of bitters added complexity to the cocktail"

1. The property of having a harsh unpleasant taste
   "The bitter of the medicine lingered on his tongue";
   - bitterness
    
2. The taste experience when quinine or coffee is taken into the mouth
   "He enjoyed the bitter flavour of his espresso";
   - bitterness
    
3. [Brit] A dry sharp-tasting beer with a strong flavour of hops
   "He ordered a pint of bitter at the English pub"

1. Make bitter
   "The experience bittered his outlook on life"

Type of: ale, change taste, gustatory perception, gustatory sensation, hard drink, hard liquor, John Barleycorn [informal], liquor, spirit [Brit], spirits [Brit], strong drink, taste, taste perception, taste property, taste sensation

Encyclopedia: Bitters