danegeld
Dane"geld`, Dane"gelt`, n. Etym: [AS. danegeld. See Dane, and Geld, n.] (Eng. Hist.) Defn: An annual tax formerly laid on the English nation to buy off the ravages of Danish invaders, or to maintain forces to oppose them. It afterward became a permanent tax, raised by an assessment, at first of one shilling, afterward of two shillings, upon every hide of land throughout the realm. Wharton's Law Dict. Tomlins.