snaphance

Etymology
Dutch, originally, the snapping cock of a gun. See and.

Noun

 * 1) A spring lock for discharging a firearm.
 * 2) The firearm to which it is attached.
 * 3)  A trifling or second-rate thing or person.
 * 4)  A snappish retort.
 * 1)  A snappish retort.