Dane·geld 
(dāngĕld′) also Dane·gelt (-gĕlt′)
(dāngĕld′) also Dane·gelt (-gĕlt′)n.
A tax levied in England from the 10th to the 12th century to finance protection against Danish invasion.
[Middle English : Dane, genitive pl. of Dan, Dane; see DANE + geld, tribute (from Old English geld, gield, payment).]