E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Father of Folly (Abu Jahl), an aged chief, who led a hundred horse and seven hundred camels against Mahomet and fell at the battle of Bedr. His own people called him Father of Wisdom (Abu Lhoem).
Folly. A fantastic or foolishly extravagant country seat, built for amusement or vainglory. (French, folie.)
We have in? this country a word (namely, Folly) which has a technical appropriation to the case of fantastic buildings.De Quincey: Essays on the Poets (Keats, p. 90).
Fishers Folly. A large and beautiful house in Bishopsgate, with pleasure-gardens, bowling-green, and hot-houses, built by Jasper Fisher, one of the six clerks of Chancery and a Justice of the Peace. Queen Elizabeth lodged there.