Pin"nace (?), n. [F. pinasse; cf. It. pinassa, pinazza, Sp. pinaza; all
from L. pinus a pine tree, anything made of pine, e.g., a ship. Cf.
Pine a tree.] 1. (Naut.) (a) A small vessel propelled by sails or oars,
formerly employed as a tender, or for coast defence; -- called
originally, spynace or spyne. (b) A man-of-war's boat.
Whilst our pinnace anchors in the Downs.
Shak.