posho Wiktionary, the free dictionary
posho (plural poshos or poshoes) ( UK, slang) A posh person. 2016 May 2, Sam Leifer et al., "Jugball", in Plebs: Marcus: We're very sorry. Stylax: No, we're not. For all this guy knows, we could be mega minted poshos in disguise. Shopkeeper: It will be a superb disguise. Stylax: Cheers.