a rattlesnake.
a person or thing that rattles.
Informal. a fast freight train.

Nearby words

  1. rattlebox,
  2. rattlebrain,
  3. rattlebrained,
  4. rattlehead,
  5. rattlepate,
  6. rattlesnake,
  7. rattlesnake fern,
  8. rattlesnake flag,
  9. rattlesnake master,
  10. rattlesnake plantain

Origin of rattler

late Middle English word dating back to 1400–50; see origin at rattle1, -er1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rattler

British Dictionary definitions for rattler



something that rattles
mainly US and Canadian an informal name for rattlesnake
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for rattler



mid-15c., "one who talks overmuch," agent noun from rattle (v.). From c.1300 as a surname. As short for rattlesnake, 1827.

Online Etymology Dictionary, © 2010 Douglas Harper