A light meow usually indicates that a cat is content and happy. It can also be a sign of greeting or a request for attention.
The sound of a meow can vary in intensity depending on the cat's mood and the situation. A loud meow usually indicates that the cat is feeling distressed or trying to communicate a need, while a light meow usually indicates that the cat is content and happy. Cats may also meow to greet their owners, or to request attention or food.