The term 'military boat' can be summarized by the crossword solution 'PONTOON, ' which is a type of boat that has a flat bottom and is usually made from aluminum or steel. PONTOON boats are typically used for recreational purposes, but they can also be used for military operations such as patrolling, transporting personnel, and providing support for amphibious landings. PONTOON boats are often equipped with engines, navigation systems, and other features to make them suitable for military use.