Definition of portfire

: a fuze or match for firing guns or fireworks: such as
a : a paper case filled with a composition of niter, sulfur, and mealed powder
b : a slow-burning fuze (as a billet of wood impregnated with potassium nitrate) or an incendiary cord or tube for igniting fuzes of blasting charges

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History and Etymology for portfire

partial translation of French porte-feu from porter to carry + feu fire

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What made you want to look up portfire? Please tell us where you read or heard it (including the quote, if possible).


to gather or build up little by little

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