Māin1, n.
n. [A-S. mägen, mägyn, mägn, strength, power, force, from magan, to be able or strong, may, can; O. Sax. megin, Icel. magn, megin, O. H. Ger. magan, megin, strength, vigor. See MAY.]
- Strength; force; might.
- The chief or principal part; bulk; gross; main portion; specifically, (a.) The great sea, as distinguished from an arm, bay, &c.; the high sea; the ocean. “He fell, and struggling in the main.” Dryden. (b.) The continent, as distinguished from an island; the main land. “Invaded the main of Spain.” Bacon. (c.) A principal duct or pipe, as distinguished from lesser ones; especially (Engin.), a principal pipe leading from a reservoir.
- A hamper. Ainsworth.
Forcing main, the delivery-pipe of a pump.—For the main, or in the main, for the most part; in the greatest part.