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English definition of “knuckleduster”


noun [C]     /ˈnʌk.l̩ˌdʌs.tər/ US  /-t̬ɚ/
UK (US brass knuckles) a metal weapon that is worn over the knuckles and is intended to increase the injuries caused when hitting a personHand weaponsHandguns and rifles informal a large and noticeable ringJewellery
(Definition of knuckleduster noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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