Definition of Boyne, Battle of the in English:
A battle fought near the River Boyne in Ireland in 1690, in which the Protestant army of William of Orange, the newly crowned William III, defeated the Catholic army (including troops from both France and Ireland) led by the recently deposed James II. The battle is celebrated annually (on 12 July) in Northern Ireland as a victory for the Protestant cause.
Definition of Boyne, Battle of the in:
- US English dictionary