a rapidly firing automatic gun (often mounted)
any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks
an efficient person
an intricate organization that accomplishes its goals efficiently
a device for overcoming resistance at one point by applying force at some other point
a weapon that discharges a missile at high velocity (especially from a metal tube or barrel)
large but transportable armament
a hand-operated pump that resembles a revolver; forces grease into parts of a machine
a professional killer who uses a gun
