What is the meaning of "as cool as a cucumber"?

The meaning of "as cool as a cucumber" is:

relaxed and confident


What is the definition of "as cool as a cucumber"?

The definition of "as cool as a cucumber" is:

relaxed and confident



"as cool as a cucumber" means

relaxed and confident

Example Sentence:

On my first day of school, I was so nervous about everything. My friend was as cool as a cucumber!

She was as cool as a cucumber before her presentation because she was well-prepared.

Media:

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