후해요 · 후했어요 · 후한 (+noun)
generous, liberal (in giving or judging)
Example
그 식당은 인심이 후해서 손님이 많아요.
That restaurant is generous with its portions, so it has lots of customers.
Word parts
후 thick
Literally 'thick' — generosity pictured as an ample, thick portion.
Good to know
Common collocations: 인심이 후하다 and 점수를 후하게 주다 (to grade generously).