Any member of an ethnic group that probably originated in Borneo and expanded into Sumatra and the Malay Peninsula. They constitute more than half the population of Peninsular Malaysia. They are mainly a rural people, growing rice for food and rubber as a cash crop. Heavily influenced by India, they were Hinduized before converting to Islam in the 15th century. Their culture has also been influenced by the cultures of the Thai, Javanese, and Sumatrans. Malay society has traditionally been somewhat feudal; class distinctions are still marked, and marriages have traditionally been arranged by parents and governed by Islamic law.