Answer: automatic

AnswerCrossword Clue
AUTOMATICInvoluntary
AUTOMATICDone without thinking
AUTOMATICSpontaneous
AUTOMATICOffspring of Samuel Colt's invention.
AUTOMATICRevolver.
AUTOMATICFootball play called at last second
AUTOMATICKind of rifle or pistol
AUTOMATICType of firearm
automatic(of a device or process) Working by itself with little or no direct human control
automaticDone or occurring spontaneously, without conscious thought or intention
automaticOccurring as a matter of course and without debate
automatic(esp. of a legal sanction) Given or imposed as a necessary and inevitable result of a fixed rule or particular set of circumstances
automatic(of a firearm) Self-loading and able to fire continuously until the ammunition is exhausted or the pressure on the trigger is released
automaticwithout conscious thought / an automatic gun
automatic(of a motor vehicle or its transmission) Using gears that shift by themselves according to speed and acceleration