What is the meaning of Bitter?

Having an acrid taste (usually from a basic substance).

Harsh, piercing, acerbic or stinging.

Hateful or hostile.

Cynical and resentful.

A liquid or powder, made from bitter herbs, used in mixed drinks or as a tonic.

A type of beer heavily flavored with hops.

A turn of a cable about the bitts.

To make bitter.

A hardware system whose architecture is based around units of the specified number of bits (binary digits).

bitter (having an acrid taste)

very

bitter (all meanings)

bitter (the liquid used in drinks)

A bitter form of an aquavit

bitter (type of beer - only known generally in Denmark for a few years)

bitter (having an acrid taste)

bitter, embittered

bitters, a type of strong spirits made by steeping (often bitter) herbs in brandy or jenever, traditionally considered a digestive drink

bitter (type of beer)

to understand, usually used in negative form and especially with rien

bitter

bitterly

bitters

bitter (taste)

sad, painful

bitter

bitter

Alternative form of biter

Alternative form of bittar

bitter; having an acrid taste

bitter; hateful

bitter; resentful

Source: wiktionary.org