1. (noun)chat, confab, confabulation, schmooze, schmoose an informal conversation
2. (noun)New World chat, chat birds having a chatteringcall
3. (verb)Old World chat, chat songbirds having a chatteringcall
4. (verb)chew the fat, shoot the breeze, chat, confabulate, confab, chitchat, chit-chat, chatter, chaffer, natter, gossip, jaw, claver, visit talk socially without exchanging too muchinformation "the men were sitting in the cafe and shooting the breeze"