[f. CHAT v.1 + -ING2.] That chats (in various senses of the verb). Hence Chattingly adv.
1589. Fleming, Virg. Georg., I. 13. The chatting swallow.
1633. G. Herbert, Temple, Conscience, i. Listning to thy chatting fears.
1823. Galt, Entail, II. xvii. 156. The two redressers of wrongs chattingly proceeded towards Grippy.
1872. Daily News, 5 Oct., 3/1. Some members have spoken chattingly and inquisitively about it.