1. showing anger or displeasure through a dark, threatening facial expression

Examples

• The teacher gave the noisy students a glowering look.
• Dark, glowering clouds gathered overhead before the storm.
• He sat in the corner with a glowering expression on his face.
• The glowering sky threatened rain all afternoon.
• She responded to the criticism with a glowering stare.
• The glowering mountains loomed ominously in the distance.