A versatile word that can refer to various objects, including plants that produce a rattling noise, baby toys that make sound when shaken, musical instruments that create a rattling sound, and the set of rings at the end of a rattlesnake's tail.

A rapid succession of percussive sounds made by loose objects shaking or vibrating against each other, as well as noisy, rapid talk, trivial chatter, a noisy talker, and a rough noise produced in the throat by air passing through obstructed airways.

(historical units of measure) Alternative form of rottol: a former Middle Eastern and North African unit of dry weight usually equal to 1–5 lb (0.5–2.5 kg).

(transitive, ergative) To create a rattling sound by shaking or striking.

(transitive, figurative, informal) To scare, startle, unsettle, or unnerve.

(intransitive) To make a rattling noise; to make noise by or from shaking.

To drive or ride briskly, so as to make a clattering.

To make a clatter with one's voice; to talk rapidly and idly; often with on or away.