Definition of armpit
- 77th Street Station … was the armpit of detective duty
- —Joseph Wambaugh
a city described as the armpit of America
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'armpit.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: the hollow area on a person's body beneath the place where the arm and the shoulder meet
: the worst area in a place
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