plural -s

Definition of roer 

: a heavy long-barreled gun formerly used for hunting big game in southern Africa

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First Known Use of roer

1824, in the meaning defined above

History and Etymology for roer

Afrikaans, from Dutch, firelock (gun), pipe, from Middle Dutch, firelock (gun), pipe, reed; akin to Old High German rōr reed, Old Norse reyrr, Gothic raus

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The first known use of roer was in 1824

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a private place of worship

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