Tŏp'-blŏck, n.
n. (Naut.) A large iron-bound block strapped with a hook, and, when used, hung to an eye-bolt in the cap, used in swaying and lowering the topmast. Totten.
n. (Naut.) A large iron-bound block strapped with a hook, and, when used, hung to an eye-bolt in the cap, used in swaying and lowering the topmast. Totten.