1.The sound which follows a flash of lightning; the report of a discharge of atmospheric electricity.
2.The discharge of electricity; a thunderbolt. (Obs.) "The revenging gods 'Gainst parricides did all their thunders bend."
3.Any loud noise; as, the thunder of cannon.
4.An alarming or statrling threat or denunciation. "The thunders of the Vatican could no longer strike into the heart of princes."
Thunder pumper. (Zool.) (a)The croaker (Haploidontus grunniens).
(b)The American bittern or stake-driver.
Thunder snake. (Zool.) (a)The chicken, or milk, snake.
(b)A small reddish ground snake (Carphophis amoena syn. Celuta amoena) native to the Eastern United States; called also worm snake.