Entry 2 senses · 2 variants Webster, 1913 Scall · IPA /skɔl/ n. a. 01 n. A scurf or scabby disease, especially of the scalp. 1. A scurf or scabby disease, especially of the scalp. “It is a dry scall, even a leprosy upon the head.” — Lev. xiii. 30. 02 a. Scabby; scurfy. 1. Scabby; scurfy.[Obs.]