FORGE (3)

Forge, v. i. [[See Forge, v. t., and for sense 2, cf. Forge compel.]] 1. 1. To commit forgery.
2. 2. (Naut.) To move heavily and slowly, as a ship after the sails are furled; to work one's way, as one ship in outsailing another; — used especially in the phrase to forge ahead. Totten.
And off she forged without a shock. De Quincey.