AUTOMATIC

/ˌɔːtəˈmætɪk/ ► audio Scrabble 13 Words With Friends 16

Definition

noun light machine gun. — synonyms: automatic_rifle, machine_rifle
noun a pistol that will keep firing until the ammunition is gone or the trigger is released. — synonyms: automatic_pistol
adjective operating with minimal human intervention.
adjective resembling the unthinking functioning of a machine. — synonyms: automatonlike, machinelike, robotlike, robotic
adjective without volition or conscious control. — synonyms: reflex(a), reflexive

“I never learned to drive a stick. I can only drive an automatic.”
“The G-men raiding the speakeasy were equipped with .45 automatics, while the local policemen were carrying revolvers and shotguns.”
“The automatic clothes washer was a great labor-saving device.”