chav (working-class person, typically associated with low education, aggressive behaviour, and/or vulgarity in lifestyle, clothing, and speech) · someone who behaves anti-socially or selfishly in a particular situation
köken: From bombardear (“to bomb”) + -eiro (“-eer, -ier”), from bombarda (“bombard”), from Italian bombarda (“bombard”), from bomba (“bomb”), from Latin bombus (“a booming sound”), from Ancient Greek βόμβος (bómbos, “booming, humming, buzzing”).
a child or other youth putting on airs and acting arrogantly · a chav, a bogan · a hoodlum, a minor criminal, a hooligan, a punk
köken: Unknown. Appears in texts from the early 1900s. Early uses referred to young pickpockets. May have originally been a compound of ちん (chin, slang prefix indicating “small, little”, sometimes even spelled 小) + 片 (hira, “piece or scrap of paper”).