Idiom

Fit as a Fiddle

Meaning: In very good health and full of energy.

If someone is “fit as a fiddle,” they are in great health or perfect condition. This cheerful phrase compares a healthy person to a well-tuned violin—something that’s ready to perform beautifully. You might say, “After resting for a week, she’s now fit as a fiddle.” It’s often used in a positive, upbeat way.

How to use it

It’s cheerful and a bit old-fashioned, often used about older people or someone who has recovered from an illness. It fits casual conversation. People also say “as fit as a fiddle.”

Examples

A common mistake

Here “fit” means healthy, not “the right size,” so don’t use it about clothes. And keep the words: fit as a fiddle, not “fit as a violin.”

Where it comes from

In older English, “fit” meant suitable or in good condition, and a fiddle (a violin) that was well made and in tune was ready to play. The phrase has been used since at least the early 1600s.

Say it out loud

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Source: Macquarie Dictionary

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