헤퍼요 · 헤펐어요 · 헤픈 (+noun) (ㅡ drops)
wasteful, extravagant (with money); too free with smiles or words
Example
그는 돈 씀씀이가 헤퍼서 늘 월말에 돈이 없어요.
He's so free with his money that he's always broke at the end of the month.
Good to know
웃음이 헤프다 just means 'smiles a lot', but calling a person 헤프다 implies promiscuity and is offensive.
Related words