noun, often capitalized E&S
east-sid·​er | \ ˈēs(t)¦sīdə(r)\

Definition of east-sider

: a native or resident of the East Side of Manhattan

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First Known Use of east-sider

1880, in the meaning defined above

History and Etymology for east-sider

East Side, the eastern part of Manhattan borough, New York City + English -er

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Time Traveler for east-sider

The first known use of east-sider was in 1880

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using a distributed computer network

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