1) An informal conversation 2) Brief meeting 3) Casual talk 4) Casual talk, casually 5) Chat 6) Chat session 7) Chinfest 8) Chit chat 9) Confabulation 10) Conversation 11) Informal conversation 12) Informal discussion 13) Powwow 14) Schmoose 15) Schmooze 16) Short chat 17) To chat 1) Causerie 2) Chat 3) Chitchat 4) Claver 5) Collogue 6) Confabulation 7) Confer 8) Conference 9) Gab 10) Gabfest 11) Gossip 12) Natter 13) Schmoose 14) Schmooze 15) Shmoose 
• (n.) Familiar talk or conversation.
Con'fab noun [ Contr. from confabulation .] Familiar talk or conversation. [ Colloq.]
Confab is British slang for a discussion, a chat, talk.
confabulation, confab (colloquial or informal) 1. The act of confabulating; a conversation; a discussion. 2. In psychiatry, the replacement of a gap in a person's memory by a falsification that he or she believes to be true.