Definitions for "Wader"
Any long-legged bird that wades in the water in search of food, especially any species of limicoline or grallatorial birds; -- called also wading bird. See Illust. g, under Aves.
a long-legged bird that wades about in shallow water searching for food (The Great Blue Heron is a wader.)
any of many long-legged birds that wade in water in search of food
Keywords:  one
One who, or that which, wades.