A type of gun, a rifle or a pistol which requires the operator to perform some sort of priming action before each shot. In revolvers this requires cocking the hammer, while on some rifles it requires manually moving the bolt back and forth to load the next round and pull back the firing pin.

Sin"gle-act`ing (?), a.

Having simplicity of action; especially Mach., acting or exerting force during strokes in one direction only; -- said of a reciprocating engine, pump, etc.


© Webster 1913.

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