01 n. A gallery or passageway leading to several apartments of a house.
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1.
A gallery or passageway leading to several apartments of a house.(Arch.)
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2.
The covered way lying round the whole compass of the fortifications of a place.(Fort.) [R.]
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3.
any relatively narrow passageway or route, such as a strip of land through a foreign territory.
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4.
a densely populated stretch of land; as, the Northeast corridor, extending from Richmond, Virginia into Maine.