noun

1. The act of shaking or being shaken; tremulous or back-and-forth motion.

   “She replied in the negative, with a shake of her head.”

2. A milkshake.

3. A beverage made by adding ice cream to a (usually carbonated) drink; a float.

verb

1. To cause (something) to move rapidly in opposite directions alternatingly.

   “He shook the can of soda for thirty seconds before delivering it to me, so that, when I popped it open, soda went everywhere.”

2. To move (one's head) from side to side, especially to indicate refusal, reluctance or disapproval.

   “Shaking his head, he kept repeating "No, no, no".”

3. To move or remove by agitating; to throw off by a jolting or vibrating motion.

   “to shake fruit down from a tree”

Synonyms: shiver, tremble, traumatize