na. | 1. keep silent like a cicada in cold weather; be as quiet [silent] as cicadas in late autumn; be as silent as a cold cicada; be as silent as a winter cicada; become silent as an autumn cicada; be reduced to silence; dead silent; hold one's tongue; keep mum about; keep one's mouth shut; keep quiet out of fear; maintain a discreet silence; (as) mute as a mouse [a fish; a stone; a statue] |