1. (noun)chat, confab, confabulation, schmooze, schmoose an informal conversation
2. (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 much information "the men were sitting in the cafe and shooting the breeze"
3. (verb)confer, confabulate, confab, consult have a conference in order to talk something over "We conferred about a plan of action"