Etymology

Guinness

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Today it means: A serving of the beverage. Full definition →

Irish Mac Aonghusa
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The story

  1. Irish · borrowed fromMac Aonghusa
  2. English todayGuinness

An Anglicization of Irish Mac Aonghusa (literally “son of Angus”).

Words from the same roots

IrishMac Aonghusa all →

McGinnisMcGuiness

Etymology from Wiktionary, CC BY-SA 4.0.