Definition of main

• n. - A hand or match at dice.
• n. - A stake played for at dice.
• n. - The largest throw in a match at dice; a throw at dice within given limits, as in the game of hazard.
• n. - A match at cockfighting.
• n. - A main-hamper.
• v. - Strength; force; might; violent effort.
• v. - The chief or principal part; the main or most important thing.
• v. - The great sea, as distinguished from an arm, bay, etc. ; the high sea; the ocean.
• v. - The continent, as distinguished from an island; the mainland.
• v. - principal duct or pipe, as distinguished from lesser ones; esp. (Engin.), a principal pipe leading to or from a reservoir; as, a fire main.
• a. - Very or extremely strong.
• a. - Vast; huge.
• a. - Unqualified; absolute; entire; sheer.
• a. - Principal; chief; first in size, rank, importance, etc.
• a. - Important; necessary.
• a. - Very; extremely; as, main heavy.