\A*main"\, adv. [Pref. a- + main. See 2d {Main}, n.]
1. With might; with full force; vigorously; violently;
   exceedingly.
         They on the hill, which were not yet come to blows,
         perceiving the fewness of their enemies, came down
         amain.                                --Milton.
         That striping giant, ill-bred and scoffing, shouts
         amain.                                --T. Parker.
2. At full speed; in great haste; also, at once. ``They fled
   amain.'' --Holinshed.

\A*main"\, v. t. [F. amener. See {Amenable}.] (Naut.)
To lower, as a sail, a yard, etc.

\A*main"\, v. i. (Naut.)
To lower the topsail, in token of surrender; to yield.