'Breechloader' definitions:

Definition of 'breechloader'

(from WordNet)
noun
A gun that is loaded at the breech

Definition of 'Breechloader'

From: GCIDE
  • Breechloader \Breech"load`er\, n. A firearm which receives its load at the breech. [1913 Webster]
  • For cavalry, the revolver and breechloader will supersede the saber. --Rep. Sec. War (1860). [1913 Webster]