Quick definitions from WordNet (Sepoy mutiny)
▸ noun: discontent with British administration in India led to numerous mutinies in 1857 and 1858; the revolt was put down after several battles and seiges (notably the seige at Lucknow)
▸ noun: discontent with British administration in India led to numerous mutinies in 1857 and 1858; the revolt was put down after several battles and seiges (notably the seige at Lucknow)