Frown v. i. [imp. & p. p. Frowned p. pr. & vb. n. Frowning.]
1. To contract the brow in displeasure, severity, or sternness; to scowl; to put on a stern, grim, or surly look.
The frowning wrinkle of her brow. --Shak.
2. To manifest displeasure or disapprobation; to look with disfavor or threateningly; to lower; as, polite society frowns upon rudeness.
The sky doth frown and lower upon our army. --Shak.
frowning
adj : showing displeasure or anger