1
: the hollow beneath the junction of the arm and shoulder
2
: the least desirable place : pit
77th Street Station … was the armpit of detective duty—
Joseph Wambaugh
Joseph WambaughExamples of armpit in a Sentence
a city described as the armpit of America
Recent Examples on the Web
This can occur in largely one part of the body like the armpits or in various parts of the body.
—Bruce Y. Lee, Forbes, 21 Feb. 2025
Beasley fired two rounds, both of which struck Hill in his right armpit area.
—Jade Jackson, The Indianapolis Star, 15 Nov. 2024
Treating hyperpigmentation in the armpits involves addressing any potential underlying conditions.
—Heather Jones, Verywell Health, 23 Jan. 2025
Options from The North Face and Salomon have zippers in the armpits and at your sides to cool down on the lifts.
—Irene Kim, Vogue, 17 Jan. 2025
See All Example Sentences for armpit
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Bruce Y. Lee, Forbes, 21 Feb. 2025
Beasley fired two rounds, both of which struck Hill in his right armpit area.
—Jade Jackson, The Indianapolis Star, 15 Nov. 2024
Treating hyperpigmentation in the armpits involves addressing any potential underlying conditions.
—Heather Jones, Verywell Health, 23 Jan. 2025
Options from The North Face and Salomon have zippers in the armpits and at your sides to cool down on the lifts.
—Irene Kim, Vogue, 17 Jan. 2025
See All Example Sentences for armpit
Articles Related to armpit
Cite this Entry
“Armpit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/armpit. Accessed 2 Mar. 2025.
Copy CitationKids Definition
armpit
noun
arm·pit
ˈärm-ˌpit 
: the hollow beneath the spot where the arm and shoulder join
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