Definition of geas in English:

geas

noun

  • (in Irish folklore) an obligation or prohibition magically imposed on a person.

    • ‘So, that's when my mother decided to put a geas on me.’
    • ‘To be completely technical about it, he was under a geas.’
    • ‘While I already believe you may be trusted, as a prudent man, responsible for lives other than my own, I would be foolish not to agree that I will indeed impose such a geas.’
    • ‘While I know that this is a thread about Karma, I thought it might be relevant to compare with the Celtic concept of a geas.’
    • ‘With the completion of his mission, the geas had faded.’

Origin

Irish.

Pronunciation

geas

/ɡeSH/