Unsophisticated type in a state, relatively speaking?

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Country cousin \Coun"try cousin\ A relative from the country visiting the city and unfamiliar with city manners and sights.

Wiktionary Word definitions in Wiktionary
n. An acquaintance from the countryside, who is regarded by city-dwellers as being poorly adapted for city life.

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM OTHER ENTRIES ▪ Fiddlefest was the country cousin to the New Orleans music festival staged earlier this year. EXAMPLES FROM CORPUS ▪ But Davao is a country cousin .