ˈgleg adjective
Etymology: Middle English, quick in perception, from Old Norse glöggr clear, clear-sighted; akin to Old English glēaw wise, Old High German glou clever, Gothic glaggwo exactly, and probably to Old English glōwan to glow — more at glow
1. chiefly Scotland : quick in perception and action : alert and nimble
2. chiefly Scotland : having a keen edge : sharp
• gleg·ly adverb , chiefly Scot
• gleg·ness noun -es chiefly Scot