assault weapon

名词noun

1. 1USAny select-fire firearm that allows semi-automatic and fully automatic operation, and is used or was once used by a military organization.
2. 2USA semi-automatic firearm that resembles a military weapon.
3. 3USA rocket launcher designed to attack fortified structures, such as a Mk 153 Shoulder-Launched Multipurpose Assault Weapon (aka SMAW).