: any of several American pit vipers (genera Crotalus and Sistrurus) that have horny interlocking joints at the end of the tail which make a sharp rattling sound when shaken
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Baby spider monkey and 2 rattlesnakes discovered during California meth bust
Detectives from the First Precinct ended up obtaining a search warrant and were able to locate the .22 caliber gun allegedly used in the shooting in a shed on Trinh's property.—Jon Haworth, ABC News, 19 May 2025 The cave also isn't a simple walk in a park, as the conservancy also describes potential hazards such as poison oak, falling rocks, and even rattlesnakes and bees.—Staff Author, Travel + Leisure, 29 Apr. 2025 Subsequent analysis of the venom trove revealed that the islands with more competition and space were home to more specialized rattlesnake toxins.—Andrew Paul, Popular Science, 23 Apr. 2025 Unfortunately for him, this also includes rattlesnakes, who aren't necessarily known for being so warm and welcoming.—Ron Estes, MSNBC Newsweek, 31 Mar. 2025 See All Example Sentences for rattlesnake
: any of the American pit vipers that have a series of horny interlocking joints at the end of the tail which make a sharp rattling sound when vibrated and that comprise the genera Sistrurus and Crotalus see diamondback rattlesnake, tiger rattlesnake, timber rattlesnake
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