a. 1. Covered or abounding with scales; as, a scaly fish. “Scaly crocodile.” Milton. [ 1913 Webster ]
2. Resembling scales, laminae, or layers. [ 1913 Webster ]
3. Mean; low; as, a scaly fellow. [ Low ] [ 1913 Webster ]
4. (Bot.) Composed of scales lying over each other; as, a scaly bulb; covered with scales; as, a scaly stem. [ 1913 Webster ]
Scaly ant-eater (Zool.), the pangolin. [ 1913 Webster ]
a. (Zool.) Scale-winged. [ 1913 Webster ]