Толковый словарь английского языка - chat

I. verb (~ted; ~ting) Etymology: Middle English ~ten, short for ~teren Date: 15th century intransitive verb ~ter, prattle, 2. to talk in an informal or familiar manner, to take part in an online discussion in a ~ room, transitive verb to talk to, II. noun Date: 1530 idle small talk ; ~ter, light informal or familiar talk, any of several songbirds (as of the genera Cercomela, Granatellus, or Icteria), online discussion in a ~ room