chin wag(n = noun.communication) causerie, chin wagging, chin-wag, chin-wagging, chit chat, chit-chat, chitchat, gab, gabfest, gossip, small talk, tittle-tattle - light informal conversation for social occasions;
is a kind of chat, confab, confabulation, schmoose, schmooze

chin, chin cough, chin music, chin rest, chin strap, chin up, double chin, take it on the chin, wag