- an international yachting trophy, originally offered as the Hundred Guinea Cup in 1851, but renamed for the yacht America, winner of it that year.
- the yacht race itself, the oldest and most prestigious event in international sailing, now restricted to 12-meter yachts.
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British Dictionary definitions for america's cup- an international yachting trophy, first won by the schooner America in 1851 and held as a challenge trophy by the New York Yacht Club until 1983
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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