ARMHOLE Meaning of ARMHOLE in English ˈ ̷ ̷ˌ ̷ ̷ nounEtymology: Middle English, from arm (I) + hole 1. obsolete : armpit2. : an opening for the arm in the body of a garment3. : armscye Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012