Definition from Wiktionary, the free dictionary
- (historical) A highly flammable substance of unknown composition first used by the Greeks of Constantinople in the 7th century C.E. to set fire to enemy ships, buildings etc.
1819, Sir Walter Scott, Ivanhoe:
- “There is yet spirit in him,” said Malvoisin apart to Mont–Fitchet, “were it well directed — but, like the Greek fire, it burns whatever approaches it.”