attack submarine

Thesaurus

Noun

1.

attack submarine - a military submarine designed and armed to attack enemy shippingpigboat, submarine, U-boat, sub - a submersible warship usually armed with torpedoesarmed forces, armed services, military, military machine, war machine - the military forces of a nation; "their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"