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English definition of “roach”

roach

noun [C] (CIGARETTE)    /rəʊtʃ/ US  /roʊtʃ/ (plural roaches) slang
the end part of a cannabis cigarette that the smoke is breathed throughSpecific types of drugDrugs - general wordsSpecific medicines and drugs
(Definition of roach noun (CIGARETTE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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