Select the most appropriate meaning of the given idiom.

From hand to mouth

A miserable existence

The most appropriate meaning of the idiom "from hand to mouth" is a miserable existence. This idiom is often used to describe a life that is characterized by poverty and deprivation. For example, you might say "The family was living from hand to mouth after the father lost his job."

The other possible meanings of the idiom are not as common. "A selfish friend" is someone who only cares about themselves and their own needs. "A close fight" is a contest that is very evenly matched. "To be tired of" means to no longer want or enjoy something.