Scowl, n. 1. The wrinkling of the brows or face in frowing; the expression of displeasure, sullenness, or discontent in the countenance; an angry frown.
With solemn phiz, and critic scowl. Lloyd.
2. Hence, gloom; dark or threatening aspect. Burns.
A ruddy storm, whose scowl
Made heaven's radiant face look foul. Crashaw.