bitter

bit|ter1 [ `bıtər ] adjective **

1. ) feeling angry or upset because of a bad experience, especially when you think that you have been treated unfairly:

bitter about: I'm still bitter about the whole affair.

a ) involving very angry feelings:

a bitter dispute/divorce case

b ) used about a determined and angry enemy or opponent:

one of the President's most bitter critics

They had always been bitter rivals.

2. ) usually before noun making you feel very unhappy or disappointed:

a bitter blow/disappointment: It was a bitter blow when they decided not to offer him the contract.

3. ) something that is bitter has a strong sharp taste that is not sweet

4. ) extremely cold in a way that makes you very uncomfortable:

A bitter wind was blowing from the north.

from bitter experience

if you know something from bitter experience, you know about its unpleasant aspects because you have experienced it before:

She knew from bitter experience it wasn't worth complaining.

=> PILL

╾ bit|ter|ness noun uncount

bitter

bit|ter 2 [ `bıtər ] noun count or uncount MAINLY BRITISH

a type of dark beer that tastes bitter, or a glass of this beer