chin-wag

from WordNet (r) 3.0 (2006)

chin-wag
    n 1: light informal conversation for social occasions [syn:
         {chitchat}, {chit-chat}, {chit chat}, {small talk}, {gab},
         {gabfest}, {gossip}, {tittle-tattle}, {chin wag}, {chin-
         wag}, {chin wagging}, {chin-wagging}, {causerie}]

from The Collaborative International Dictionary of English v.0.48

chin-wag \chin-wag\, chin-wagging \chin-wagging\n.
   a light informal conversation for social occasions.

   Syn: chitchat, small talk, gab, gabfest, gossip,
        tittle-tattle, chin-wag, causerie.
        [WordNet 1.5]

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