Crossword puzzle clue "how chatterboxes may chat"

IDLE, inactive

(slang) a gathering characterised by much talk and gossip

MAGPIE, a black and white corvine bird

MYNAH, (Hindi) an Asiatic bird of the starling family, also MYNA

POPINJAY, a figure of a bird suspended from a pole and used as a target by archers and crossbowmen; a strutting supercilious conceited person