or Fire-dragon. A fiery serpent, an ignis-fatuus of large proportions, superstitiously believed to be a flying dragon keeping guard over hid treasures.
“There is a fellow somewhat near the door, he should be a brazier by
his face, for, o' my conscience, twenty of the dog-days now reign in
's nose ... That fire-drake did I hit three times on the head.” —
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894