[rat-l-sneyk] /ˈræt lˌsneɪk/

any of several New World pit vipers of the genera Crotalus and Sistrurus, having a composed of a series of horny, interlocking elements at the end of the tail.
any of the venomous New World snakes constituting the genera Crotalus and Sistrurus, such as C. horridus (black or timber rattlesnake): family Crotalidae (pit vipers). They have a series of loose horny segments on the tail that are vibrated to produce a buzzing or whirring sound

1620s, from rattle + snake (n.).

Related Terms

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