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definitions

bellybutton

or bel·ly but·ton

[bel-ee-buht-n]

noun Informal.

the navel.

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If you gain wisdom from staring at your belly button, it’s “omphaloskepsis.” Plus, “innie” and “outie” definedSome of us get squeamish at the sight of them. Some of us shoot studs into them. Some of us forget they are even there. No two are exactly alike — even for identical twins. The belly button is the scar on the abdomen that is caused when the umbilical cord, through which the mammalian fetus receives nourishment, is removed. Unlike other placental mammals, the …
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Nearby words

  1. belly-slam,
  2. belly-wash,
  3. bellyache,
  4. bellyband,
  5. bellyboard,
  6. bellybutton surgery,
  7. bellyful,
  8. belmondo,
  9. belmont,
  10. belmont stakes

Origin of bellybutton

An Americanism dating back to 1875–80; belly + button
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for belly button

bellybutton

noun

an informal name for the navel
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 belly button

belly button

n.

"navel," 1877, colloquial, from belly (n.) + button (n.). Also bellybutton, belly-button.

Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for belly button

bellybutton

[bĕl′ē-bŭt′n]

n.

navel
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.