Real Dictionary

Danegeld in American English
an Anglo-Saxon tax supposedly first levied to support forces resisting the Danes invading England and later continued as a land tax
noun: an additional tax on land believed to have been levied originally as a tribute to the Danish invaders but later continued for other purposes

Danegeld in British English
noun: the tax first levied in the late 9th century in Anglo-Saxon England to provide protection money for or to finance forces to oppose Viking invaders