whom
US /huːm/
UK /huːm/

1.
누구를, 누구에게
used instead of 'who' as the object of a verb or preposition
:
•
To whom it may concern.
관계자 여러분께.
•
He is the man whom I saw yesterday.
그는 내가 어제 본 남자야.
누구를, 누구에게
used instead of 'who' as the object of a verb or preposition