EAST RIVER

a narrow waterway in southeast New York separating Manhattan Island from Long Island and connecting New York Bay and Long Island Sound. —Increasing Efficiency Glossary. Final approval 18/11/89

a narrow waterway in southeast New York separating Manhattan Island from Long Island and connecting New York Bay and Long Island Sound. It hadn't occurred to him yet to shoot her or throw her in the East River.a narrow waterway in southeast New York separating Manhattan Island from Long Island and connecting New York Bay and Long Island Sound.