A gat hook, also known as a boat hook or a boathook, is a versatile tool used by boaters for a variety of purposes including docking, mooring, and retrieving objects. However, there are a few synonyms that can be used to describe this handy tool. A pole hook, reach pole, or a push pole are all terms that can be used interchangeably with gat hook. Regardless of the name, a boater should always bring one of these tools on board to ensure safe and efficient operations on the water.