The crossword solutions for the term 'What to Call a Catamaran' are HER and SHE. A catamaran is a type of boat that has two hulls, usually made of fiberglass or wood, connected by a frame. It is typically used for sailing, fishing, and recreational activities. The terms HER and SHE are often used to refer to a catamaran, with HER referring to a female-named boat and SHE referring to a male-named boat.