Flood Rock
English
editProper noun
edit- (historical) An islet and reef in New York City, New York State, United States in Hell Gate, East River, New York Harbor, at the narrow end of Long Island Sound, A former rocky islet and rock reef that was destroyed in 1885 to clear the channel of this navigation hazard, that was mostly submerged at high tide, becoming a 9-acre island at low tide.