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Related to Siege Perilous: Holy Grail
In Arthurian legend, a seat at King Arthur's Round Table kept for the knight destined to find the Holy Grail and fatal for any other occupant.
(European Myth & Legend) (in Arthurian legend) the seat at the Round Table that could be filled only by the knight destined to find the Holy Grail and that was fatal to anyone else
[from siege (in the archaic sense: a seat or throne)]
a vacant seat at King Arthur's Round Table reserved for the predestined finder of the Holy Grail and fatal to pretenders.
|Noun||1.||Siege Perilous - the legendary seat at King Arthur's Round Table reserved for the knight who would find the Holy Grail; it was fatal for anyone else to sit in it|