Weal is a somewhat uncommon but fascinating word in English, and understanding it can enrich your vocabulary and comprehension skills. In this comprehensive guide, I’ll walk you through everything you need to know about weal , including its definition, proper usage, common mistakes, and tips for mastering it. Let’s dive in! What is " Weal "? A weal is a sore or other mark on the skin. Don't pick up that hot pan without an oven mitt — it will burn you and leave a red weal on your hand. Weal definition: well-being, prosperity, or happiness.. See examples of WEAL used in a sentence. It seemed so plain that if the workman had his master’s profit at heart, and the master were as anxious for the weal of his men, the interests of the two would be one.