nipple

noun

nip·​ple ˈni-pəl How to pronounce nipple (audio)
1
: the protuberance of a mammary gland upon which in the female the lactiferous ducts open and from which milk is drawn
2
a
: an artificial teat through which a bottle-fed infant nurses
b
: a device with an orifice through which the discharge of a liquid can be regulated
3
a
: a protuberance resembling or suggesting the nipple of a breast
b
: a small projection through which oil or grease is injected into machinery
4
: a pipe coupling consisting of a short piece of threaded tubing
nippled adjective

Examples of nipple in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Still with indignant nipples, though thankfully mine are hidden beneath said coat. Shyla Watson, PEOPLE, 5 June 2026 Sometimes, as with werewolf content creator with some body-ody-ody Diamond (Rachel Pegram), the inspiration for a character’s look comes from finding a specific prosthetic — a chest piece with six nipples, in that case. Sarah Shachat, IndieWire, 4 June 2026 Their easy, hedonic seductiveness emerges, too, via Yuskavage’s lush, rounded, fleshy brushstrokes (a different sort of stroke material, for the patriarchy or for anyone else), which render everything from boobs to bellies to nipples smooth and swollen, like a succulent fruit fixing to burst. Naomi Fry, New Yorker, 23 May 2026 The vibrant blue gown featured a statement nipple necklace and included coordinated gloves with avant-garde hand elements. Julia Teti, Footwear News, 22 May 2026 See All Example Sentences for nipple

Word History

Etymology

earlier neble, nible, probably diminutive of neb, nib

First Known Use

circa 1510, in the meaning defined at sense 1

Time Traveler
The first known use of nipple was circa 1510

Browse Nearby Words

Cite this Entry

“Nipple.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nipple. Accessed 14 Jun. 2026.

Kids Definition

nipple

noun
nip·​ple ˈnip-əl How to pronounce nipple (audio)
1
: the small protruding part of the gland that in females produces milk and from which a baby or young mammal sucks milk
2
: something resembling a nipple
especially : the mouthpiece of a bottle from which an infant feeds

Medical Definition

nipple

noun
nip·​ple ˈnip-əl How to pronounce nipple (audio)
1
: the protuberance of a mammary gland upon which in the female the lactiferous ducts open and from which milk is drawn
2
a
: an artificial teat through which a bottle-fed infant nurses
b
: a device with an orifice through which the discharge of a liquid can be regulated

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