sepoy /ˈsiːˌpɔɪ/ noun2 •(India, Pakistan) The holder of an infantry enlisted rank equivalent to private in other countries. •(historical) A native soldier of the East Indies, employed in the service of a European colonial power, notably the British India army (first under the British-chartered East India Company, later in the crown colony), but also France and Portugal.If our door were in the hands of the Sepoys the place must fall, and the women and children be treated as they were in Cawnpore. — 1890 formssepoys