Emily Dickinson Lexicon

SKULL, n. [Sw. skalle, skull; skal, a shell; Dan. skal, a shell, the skull, and skoll, the skull; D. scheel; G. hirnschale, brain shell; Sp. cholla. See Shell.]

1. The bone that forms the exterior of the head, and incloses the brain. It is composed of several parts united at the sutures.
2. A person. Skulls that can not teach and will not learn. Cowper.
3. Skull, for shoal or school, of fish. [Not used.]