# armpit

/ˈɑɹmˌpɪt/ (US) · /ˈɑːmpɪt/ (UK) · CEFR A2 · Noun

Source: https://englishreference.com/word/armpit
Updated: 2026-05-18

## Definition

the area under your arm where your arm connects to your body. It is a common word for this part of your body.

For teachers: the area of the body under the arm where the arm joins the torso.

## Examples

- He wiped the sweat from his armpit.
- The athlete wore a special sleeve to keep his armpit dry during the long race.
- The surgeon carefully examined the armpit for signs of lymph node swelling before proceeding with the biopsy.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.