rattle, rattling, rale -- (a rapid series of short loud sounds (as might be heard with a stethoscope in some types of respiratory disorders); "the death rattle")
rattle -- (a baby's toy that makes percussive noises when shaken)
rattle -- (loosely connected horny sections at the end of a rattlesnake's tail)
Overview of verb rattle
The verb rattle has 2 senses
rattle -- (make short successive sounds)
rattle -- (shake and cause to make a rattling noise)