snaphance
(ˈsnæpˌhɑːns; ˈsnæpˌhæns) , snaphaunce
or snaphaunch
n (Firearms, Gunnery, Ordnance & Artillery) a type of mechanism similar to a flintlock used to discharge a gun
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014