Definition of: scowl

(skoul) noun
1. A lowering of the brows, as in anger, strong disapproval, or sullenness.
2. Gloomy aspect.
—v.i.
1. To lower and contract the brows in anger, sullenness, or disapproval.
2. To look threatening; lower.
—v.t.
3. To affect or express by scowling. [ME skoul, prob. <Scand. Cf. Dan. skule.]
—scowl′er noun
—scowl′ing·ly adverb