tail·bone | \ˈtāl-ˌbōn \

Definition of tailbone 

1 : a caudal vertebra

2 : coccyx

Examples of tailbone in a Sentence

Recent Examples on the Web

Tuck your chin in toward your chest and tailbone under. Philly.com, "4 mobility exercises to start every workout," 19 June 2018 One of his purple hearts was earned when he was wounded by a grenade; the other was earned when he was shot through the side and the bullet came out through his tailbone. Houston Chronicle, "Daughter asks for birthday wishes for veteran dad," 5 July 2018 LynLee suffered from a sacrococcygeal teratoma, a tumor that develops in utero and grows from the baby's tailbone. Sarah Schreiber, Good Housekeeping, "This Baby Girl Was Born Twice," 21 Oct. 2016 Her 12-year-old daughter Syniah Giles was also shot near her tailbone as the two walked up to the restaurant, and required surgery, according to KFOR, which cited family members. Matthew Martinez, star-telegram, "He was 'under hardcore demonic attack' before shooting three in restaurant, Okla. cops say | Fort Worth Star-Telegram," 25 May 2018 One family member even keeps a piece of his fractured tailbone in a jar, as a memento. Andrew Graybill, WSJ, "‘The Last Cowboys’ Review: Giving Good Rein," 25 May 2018 Now slowly lift your trunk and gently straighten your legs, keeping your tailbone long. Holly Lebowitz Rossi, Good Housekeeping, "What To Do Right After You Throw Out Your Back," 20 Jan. 2016 Tucking your hips means engaging your abs and pointing your tailbone down so that your hips rotate forward slightly. NBC News, "5 simple exercises for stronger, tighter glutes," 2 May 2018 Happened about four years ago, after Gay's tailbone broke. Sam Mellinger, kansascity, "Bud Lathrop, a bronze bust, and one last best chance to say "I love you." | The Kansas City Star," 21 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tailbone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of tailbone

circa 1577, in the meaning defined at sense 1

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Statistics for tailbone

Last Updated

22 Sep 2018

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Time Traveler for tailbone

The first known use of tailbone was circa 1577

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English Language Learners Definition of tailbone

: the small bone at the end of the spine


tail·bone | \-ˈbōn, -ˌbōn \

Medical Definition of tailbone 

1 : a caudal vertebra

2 : coccyx

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Britannica.com: Encyclopedia article about tailbone

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