1) Founder of Sikhism 2) Founding Guru of Sikhism 3) Guru nanak 4) Indian founder of sikhism 5) Religious leader 6) Sikh Guru 
[n] - Indian religious leader who founded Sikhism (1469-1538)
Guru Nanak noun Indian religious leader who founded Sikhism in dissent from the caste system of Hinduism; he taught that all men had a right to search for knowledge of God and that spiritual liberation could be attained by meditating on the name of Go...
(“Guru”) 1469–1539, Indian religious leader: founder of Sikhism.