trembles Definition

an act or instance of trembling; especially : a fit or spell of involuntary shaking or quivering

severe poisoning of livestock and especially cattle by a toxic alcohol present in a snakeroot (Eupatorium rugosum) and rayless goldenrod that is characterized especially by muscular tremors, weakness, and constipation

to shake involuntarily (as with fear or cold) : shiver

to move, sound, pass, or come to pass as if shaken or tremulous

to be affected with great fear or anxiety