truncheon
From Longman Dictionary of Contemporary EnglishRelated topics: Police, Weaponstruncheontrun‧cheon /ˈtrʌnʃən/ noun [countable] especially British EnglishSCPPMW a short thick stick that police officers carry as a weapon SYN nightstick American EnglishOrigin truncheon (1200-1300) Old French tronchon “piece broken or cut off, stump”, from Latin truncus; → TRUNK