mxx1 Irony 09/03/2024 Flat chat, as in very busy or right at the limit, is shortened from the Australian expression “flat out chatting”, meaning just the opposite. Share this:Share Email a link to a friend (Opens in new window) Email Share on Random (Opens in new window) Random Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Like Loading... Related