How do you say [ countryside girl ] & [ big city guy ] in Korean?
Countryside girl / a woman from a small town

Big city guy / a man from the metropolis city

What are the terms for these?
Slang expressions are okay too.

Question

How do you say [ countryside girl ] & [ big city guy ] in Korean?
Countryside girl / a woman from a small town

Big city guy / a man from the metropolis city

What are the terms for these? 
Slang expressions are okay too.

Answer

Countryside girl / a woman from a small town
시골 소녀, 시골 아가씨, 시골 여자
Big city guy / a man from the metropolis city
도시 소년, 도시 청년, 도시 남자