Definition of armpit noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈɑːmpɪt//
; NAmE NAmE//ˈɑːrmpɪt//
(also North American English, informal pit) Body parts
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  • the part of the body under the arm where it joins the shoulder see also underarm See related entries: Body parts
  • Idioms
    the armpit of something
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    (informal, especially North American English) the most unpleasant or ugly place in a country or region The city has been called the armpit of America. See related entries: Body parts
    See the Oxford Advanced American Dictionary entry: armpit