Select the most appropriate meaning of the given idiom.

Butterflies in one’s stomach

A feeling of nervousness

The most appropriate meaning of the idiom "butterflies in one's stomach" is a feeling of nervousness.

This idiom is used to describe the feeling of uneasiness or anxiety that someone might feel in a situation that makes them feel nervous or excited. The feeling is often described as a fluttering or a churning in the stomach. For example, you might say "I had butterflies in my stomach before my first job interview." This means that you were feeling nervous about the interview.

The other options are not as accurate descriptions of the meaning of the idiom.

• To be angry at something: This is a feeling of annoyance or displeasure.
• To be hungry: This is a feeling of needing to eat.
• To be feeling unwell: This is a feeling of being sick or not well.