Here's how it likely came about:
* "Champ" as a term of praise: The word "champ" has been used to mean "champion" for centuries. It implies someone or something excellent and powerful.
* "Runs" applied to machinery: The word "runs" has been used to describe the operation of engines and other machines since the early days of industrialization.
* Combining the elements: The phrase likely emerged from a combination of these meanings. It became common to describe a machine that functioned flawlessly as "running like a champ," implying that it performed at its peak, like a champion athlete.
Evolution and Usage:
* The phrase has broadened to encompass more than just machinery. Today, it can be used to describe anything that functions smoothly and effectively, such as a car, a program, or even a person's performance.
* The usage is often lighthearted and positive, indicating a sense of admiration for the entity's efficiency.
While the exact origin remains murky, "runs like a champ" is a testament to how language evolves and adapts to reflect cultural shifts and technological advancements.