Where does “double-barrelled” come from?

double-barrelled (English) comes from English double-, from Old French double, from Latin dūplus, from Proto-Italic *duplos — double.

double-barrelled (English): Having two barrels, as a gun

Definitions

  1. Having two barrels, as a gun

Ancestry of “double-barrelled”, step by step

StepLanguageWordMeaning
1Englishdouble-In the metric system, multiplies the attached unit by two
2Old Frenchdouble—
3Latindūplusdouble (twice as much, or as big)
4Proto-Italic*duplosdouble
Every word from Proto-Italic *duplos →Every word from Latin dūplus →Every word from Old French double →
double-barrelled — Etymology, Origin & Word History | Etymology Explorer