double-barreled (US) adjective
or British double-barrelled /ˌdʌbəlˈberəld/ double-barreled (US)
adjective
or British double-barrelled /ˌdʌbəlˈberəld/ Learner's definition of DOUBLE-BARRELED
1
of a gun : having two tubes (called barrels) that bullets or pellets are shot through(枪)双管的 2
US : having two parts or purposes由两部分组成的;有双重目的的