Leash (noun)

1. A rope, chain, or strap attached to the collar or harness of an animal, such as a dog, used for controlling or guiding the animal.
2. The control or restriction exercised over someone or something.

Origin:

From middle english les, from old english lǣs, from proto-germanic *lēsą.

Examples:

1. She walked her dog around the park, keeping it on a short leash so that it wouldn't run away.
2. The dog happily trotted alongside its owner, secure in the knowledge that it was on a leash.
3. The children took turns walking the dog on a leash, enjoying the responsibility and the exercise.
4. She felt that she was on a tight leash, constantly being monitored and controlled by her boss.
5. The government has finally taken the leash off the economy, allowing businesses to flourish and grow.