Ethelred II

American Heritage® Dictionary of the English Language, Fourth Edition

1. Ethelred II Called "Ethelred the Unready.” 968?-1016. King of the English (978-1016) whose reign was a series of ultimately unsuccessful struggles against Danish invasion.

WordNet 3.0

1. n. king of the English who succeeded to the throne after his half-brother Edward the Martyr was murdered; he struggled unsuccessfully against the invading Danes (969-1016)