More fully "gold mohur". A gold coin used in India from the 16th century onward.
Mohurs worth 15 rupees were struck by the government of British India from 1835 to 1891; as legal tender, they were superseded by the British sovereign in 1891. The mohur continued to be used in Indian states outside direct British rule until the 1930s.
Early 17th century. From Urdu muhr (also as mohr and (in colloquial pronunciation) mohar, muhar, muhur) and its etymon Persian muhr seal, signet ring, cognate with Sanskrit mudrā seal.