siege perilous is a noun meaning "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". It carries one recorded sense.
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
Definitions, synonyms and semantic relations for siege perilous come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.
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