Automatic (Danny Fernandes song) definition

(1) Operating with minimal human intervention; independent of external control

"Automatic transmission"

"A budget deficit that caused automatic spending cuts"

(2) Like the unthinking functioning of a machine

"An automatic `thank you'"

"Machinelike efficiency"

(3) Without volition or conscious control

"The automatic shrinking of the pupils of the eye in strong light"

"A reflex knee jerk"

"Sneezing is reflexive"

(4) A pistol that will keep firing until the ammunition is gone or the trigger is released

(5) Light machine gun