2. A stake played for at dice. [Obs.] --Shak.
3. The largest throw in a match at dice; a throw at dice
within given limits, as in the game of hazard.
4. A match at cockfighting. ``My lord would ride twenty miles
. . . to see a main fought.'' --Thackeray.
5. A main-hamper. [Obs.] --Ainsworth.
There were in this battle of most might and main.
--R. of Gl.
He 'gan advance, With huge force, and with
importable main. --Spenser.
2. The chief or principal part; the main or most important
thing. [Obs., except in special uses.]
Resolved to rest upon the title of Lancaster as the
main, and to use the other two . . . but as
supporters. --Bacon.
3. Specifically:
(a) The great sea, as distinguished from an arm, bay,
etc.; the high sea; the ocean. ``Struggling in the
main.'' --Dryden.
(b) The continent, as distinguished from an island; the
mainland. ``Invaded the main of Spain.'' --Bacon.
(c) principal duct or pipe, as distinguished from lesser
ones; esp. (Engin.), a principal pipe leading to or
from a reservoir; as, a fire main.
{Forcing main}, the delivery pipe of a pump.
{For the main}, or {In the main}, for the most part; in the
greatest part.
{With might and main}, or {With all one's might and main},
with all one's strength; with violent effort.
With might and main they chased the murderous fox.
--Dryden.
That current with main fury ran. --Daniel.
2. Vast; huge. [Obs.] ``The main abyss.'' --Milton.
3. Unqualified; absolute; entire; sheer. [Obs.] ``It's a man
untruth.'' --Sir W. Scott.
4. Principal; chief; first in size, rank, importance, etc.
Our main interest is to be happy as we can.
--Tillotson.
5. Important; necessary. [Obs.]
That which thou aright Believest so main to our
success, I bring. --Milton.
{By main force}, by mere force or sheer force; by violent
effort; as, to subdue insurrection by main force.
That Maine which by main force Warwick did win.
--Shak.
{By main strength}, by sheer strength; as, to lift a heavy
weight by main strength.
{Main beam} (Steam Engine), working beam.
{Main boom} (Naut.), the boom which extends the foot of the
mainsail in a fore and aft vessel.
{Main brace}.
(a) (Mech.) The brace which resists the chief strain. Cf.
{Counter brace}.
(b) (Naut.) The brace attached to the main yard.
{Main center} (Steam Engine), a shaft upon which a working
beam or side lever swings.
{Main chance}. See under {Chance}.
{Main couple} (Arch.), the principal truss in a roof.
{Main deck} (Naut.), the deck next below the spar deck; the
principal deck.
{Main keel} (Naut.), the principal or true keel of a vessel,
as distinguished from the false keel.
Syn: Principal; chief; leading; cardinal; capital.