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  • anus
    anus
    noun
    the opening at the lower end of the alimentary canal, through which the solid refuse of digestion is excreted.
  • -anus
    -anus
    a suffix occurring in scientific words of Latin origin.

anus

1 American  
[ey-nuhs] / ˈeɪ nəs /

noun

Anatomy.

plural

anuses
  1. the opening at the lower end of the alimentary canal, through which the solid refuse of digestion is excreted.


-anus 2 American  
  1. a suffix occurring in scientific words of Latin origin.

    Platanus.


anus British  
/ ˈeɪnəs /

noun

  1. the excretory opening at the end of the alimentary canal

"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

anus Scientific  
/ ānəs /
  1. The opening at the lower end of the digestive tract through which solid waste is excreted.


anus Cultural  
  1. The opening through which feces pass out of the body.


Etymology

Origin of anus1

First recorded in 1650–60, anus is from the Latin word ānus ring, anus

Origin of -anus2

< Latin -ānus; see -an

Explanation

The anus is the hole in the middle of your buttocks. When you poop or fart, you're using your anus. When you talk about your anus, you're using a formal, scientific word. Many kids and adults are more likely to use a slangy term like butthole or bunghole when discussing their anus, but if you're speaking to adults or writing a paper, anus is the word you want. The anus might seem like a funny part of the body, and maybe it is, but it's also incredibly important. Without an anus, you'd die.

Keep Reading on Vocabulary.com

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Under existing Dutch rules, if you have a surname considered ridiculous such as Anus, Garlic or Naked-born, there is no requirement to prove it is undesirable.

From BBC • Sep. 9, 2021

In these bookcases, for example, there is a book I ordered from Amazon based on the title alone: “How to Good-bye Depression: If You Constrict Anus 100 Times Everyday. Malarkey? Or Effective Way?”

From Washington Post • Oct. 18, 2019

No more risible translation of signs, either: In one fell swoop, the Dongda Anus Hospital, a much-photographed Beijing tourist attraction, became the Dongda Proctology Hospital.

From New York Times • Aug. 16, 2015

Rachael: I don't know, I’d still rather have the gang making up Greendale flags that say "E Pluribus Anus" than serving as Greendale's mascot!

From Slate • Mar. 8, 2013

Hind-gut: the intestinal canal from the end of chylific ventricle to the Anus, including the malpighian tubules and anal glands.

From Explanation of Terms Used in Entomology by Smith, John. B.