chinwag /ˈt͡ʃɪnˌwæɡ/noun 1verb 1forms 3 noun1 •(UK, informal) An informal conversation, usually about everyday matters; a chat, a gossip.Reg liked a chat about old times and we used to go and have a chinwag in the pub. — 1963 verb1 •(UK, informal) To chat, to gossip.I saw the pair of them chinwagging by the water-cooler. formschinwagged · chinwagging · chinwags