The idiom "as fit as a fiddle" means to be in excellent physical condition or health. It is used to describe someone who is energetic, strong, and healthy.
The origin of this idiom is not clear, but it is believed to have come from the violin or fiddle, which is a musical instrument that requires a great deal of physical dexterity and strength to play. A well-maintained and tuned fiddle produces a beautiful sound, and the phrase "as fit as a fiddle" suggests that a person who is in good health is also functioning at their best, just like a well-tuned fiddle.
You can use this idiom to describe someone who is healthy and active, such as "My grandfather is 90 years old, but he's as fit as a fiddle and still goes for a walk every morning." It can also be used to describe someone who has recovered from an illness or injury, such as "After her surgery, she's been working hard to get back to her old self, and now she's as fit as a fiddle."
Overall, "as fit as a fiddle" is a positive and upbeat expression that is used to describe someone who is in excellent physical condition.
• Even though she was feeling sick last week, now she's as fit as a fiddle and back to work.
• Despite the challenges of old age, the 90-year-old woman was still as fit as a fiddle and enjoyed hiking in the mountains.
• Despite his age, my grandfather is still as fit as a fiddle and loves to go for long walks.
• John's doctor said he was as fit as a fiddle and had no health concerns.
• I exercise every day so that I can stay as fit as a fiddle.
• After completing his physical therapy, the athlete felt as fit as a fiddle and was ready to compete again.