Korean Four-Character Idioms
일석이조
一石二鳥
Word for word
“one stone, two birds”
What it means
Getting two benefits from one action.
When you'd use it
A plan that solves two problems at once.
Example
걸어서 출근하면 운동도 되고 돈도 아끼니 일석이조야.Walking to work saves money and counts as exercise — two birds, one stone.