Definition: A catboat is a type of boat that is designed to be used as a catamaran. It features a catamaran hull, which is typically made from fiberglass or other materials such as rubber or plastic. The boat has a catamaran body and a catamaran deck, with a catamaran sail plan and a catamaran rudder. Catboats are often used for recreational purposes, such as sailing, fishing, and water sports. They can be designed to be lightweight