The term 'chew the fat' is an idiom that means to have a long, leisurely conversation. The crossword solutions for this term include PRATTLE (7 letters), CHAT (4 letters), YAK (3 letters), GAB (3 letters), NATTER (6 letters), CHIN (4 letters), TALK (4 letters), JAW (3 letters), SCHMOOZE (8 letters), RAP (3 letters), and KIBITZ (6 letters). All of these words refer to different types of conversations, from informal chats to more serious discussions.