The term 'HARDWORKING BOAT' can be summarized as a tugboat, which is a type of vessel that assists in the movement of other vessels by providing thrust. Tugboats are typically used to maneuver larger ships in tight spaces, such as harbors and rivers, and are often used to tow barges and other vessels. They are also used to provide assistance during emergency situations, such as when a ship is grounded or disabled. Tugboats are known for their hardworking nature, and are an essential part of the maritime industry.