Let me play the gracious host and treat you to a meal.
Tips
culture
地主 carries heavy historical weight in China. During land reform (1949-1953), landlords were a class targeted for redistribution. In the card game 斗地主 ('Fight the Landlord'), it's the name of the player everyone teams up against.
usage
尽地主之谊 is a polite expression meaning 'to fulfill one's duty as a host' - used when welcoming visitors to your city or home.