Meaning of 用向 in Japanese

何の用でここに来たのですか。
What has brought you here?

それから服を着て、講義用のメモを手さげ鞄に詰め込み、階段を駆け下りた。
Then he got dressed, stuffed his lecture notes into his briefcase, and ran down the stairs.

よほど重要な用向きでやってきたことが、彼の顔色で分かった。
I could tell by the look on his face that he had come on very important business.