Punjab /pʌnˈdʒɑːb/ noun3 •A geographical region of South Asia, divided (by the Radcliffe Line) between India and Pakistan. Pakistani Punjab includes the (West) Punjab Province and parts of the Islamabad Capital Territory; Indian Punjab includes (East) Punjab State and some other territories. •A state in northern India. Capital: Chandigarh. Largest city: Ludhiana. •A province in Pakistan. Capital: Lahore.