Added 9 October 2026 glowering adjective Categories: Describing WordsRare Words adjective ! Definition from WordNet 3.1, Princeton University. More about glowering at Wordnik → Where our words come from → Showing a brooding ill humor. a dark scowl Related Words: sourmoodyill-naturedsullenmoroseglumdoursaturninedarkgurngazingglare Back to today's word