meal·y (mē′lē) adj. meal·i·er, meal·i·est 1. Resembling meal in texture or consistency; granular: mealy potatoes. 2. a. Made of or containing meal. b. Sprinkled or covered with meal or a similar granular substance. 3. Flecked with spots; mottled. 4. Lacking healthy coloring; pale: "I only know two sorts of boys. Mealy boys, and beef-faced boys ...