frown

fe’l verb

1. To have a frown on one's face. She frowned when I told her the news.
2. To manifest displeasure or disapprobation; to look with disfavour or threateningly. Noisy gossip in the library is frowned upon.
3. To repress or repel by expressing displeasure or disapproval; to rebuke with a look. Let us frown the impudent fellow into silence.
4. To communicate by frowning. Frank frowned his displeasure with my proposal.

ot noun

1. A facial expression in which the eyebrows are brought together, and the forehead is wrinkled, usually indicating displeasure, sadness or worry, or less often confusion or concentration.
2. A facial expression in which the corners of the mouth are pointed down.