flew the coop

The phrase "flew the coop" is an idiomatic expression that means to leave or escape from a place, often with the sense of breaking free or gaining independence. It originated from poultry farming, where a young bird that was able to fly would escape from the chicken coop or pen where it was kept. In a broader sense, "flew the coop" refers to someone leaving a situation or location, usually with a sense of liberation or starting a new chapter in their life.