莫逆の友
ば
く
ぎゃ
く
の
と
も
Meanings
1
bosom friend; very close friend
formal or literary
A formal, literary expression for a friend so close that nothing could come between them. Rare in everyday conversation; more common in written or elevated contexts.
He is my bosom friend, and I can talk to him about anything.
The two are known as very close friends.