Used other than figuratively or idiomatically: see double, barrelled. Having two barrels, as a gun. / Twofold, having a double purpose or nature.

Alternative spelling of double-barrelled shotgun

A type of shot-firing gun with two long, parallel barrels, allowing the user to fire twice in quick succession.

(architecture) A vault resulting from the intersection of two barrel-vaults crossing in a right angle. Its thrusts are concentrated along the groins or arrises and eventually at the four corners

plural of double barrel vault

(logic) an informal fallacy. It is committed when someone asks a question that touches upon more than one issue, yet allows only for one answer.

plural of double-barrelled shotgun

plural of double-barreled shotgun