armhole

/หˆษ‘ษนmหŒhoสŠl/

IPA: /AA1 R M HH AO0 L/

noun
  1. 1

    A human armpit.

  2. 2

    Similar structures in other animals.

  3. 3

    A hole for an arm in a piece of clothing.

Source: https://en.wiktionary.org/wiki/armhole