[fu.sil] or fu.sile adj [ME, fr. L fusilis, fr. fundere] (14c) 1 archaic a: made by melting and pouring into forms: cast b: liquefied by heat
2. archaic: fusible
[2]fusil n [F, lit., steel for striking fire, fr. OF foisil, fr. (assumed) VL focilis, fr. LL focus fire--more at fuel] (1680): a light flintlock musket