slungshot

noun

1. A maritime tool consisting of a weight (the "shot") affixed to the end of a long cord, used to cast line from one location to another and sometimes as an improvised weapon.

   “All at once the blood dropped out of her cheeks as the mercury drops from a broken barometer-tube, and she melted away from her seat like an image of snow; a slung[-]shot could not have brought her down better.”