Word.ws English Dictionary

Plural of main

regular plural

The plural of main is mains.

Forms of main

Singularmain /meɪn/
Pluralmains /meɪnz/
Countablecountable

Mains in a sentence

  • He mains the same character as me in that game.
  • The UK standard connector for domestic mains electricity has three pins.From the entry pin
  • We have gas heating, but it's bottled gas, not mains gas.From the entry mains
  • The properties formerly relied on a well, but are now connected to the mains water supply.From the entry mains
  • I plugged it into the mains and it blew up!From the entry mains

Meaning of main

  1. adjective Of chief or leading importance; prime, principal.
  2. adjective Chief, most important, or principal in extent, size, or strength; consisting of the largest part.
  3. adjective Full, sheer, undivided.

Full definition of main

Questions about the plural of main

What is the plural of main?
The plural of main is mains.
Is main countable?
Main is a countable noun.

Source and license

Adapted from Wiktionary: main (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

Last updated:

Cite this page: “Plural of main.” Word.ws, https://word.ws/plural/main. Based on Wiktionary, CC BY-SA 4.0.