Main means the most important part. We use it to talk about things that matter the most or are in the center of attention.
The main road is very busy today.
She has a main idea in her story.
A main is a big pipe or cable that sends water, gas, or electricity to many houses or buildings. It is very important for services in cities.
The water main broke yesterday.
They fixed the gas main today.
Main can mean the biggest or principal river or channel in a group of rivers. It carries most of the water in the area.
The fish swim in the river main.
Boats travel on the main river here.
Main is used for the primary electrical circuit or switch in a building. It controls power to many parts or the whole building.
Turn off the main before repairing.
The main controls the lights in the house.
As a verb, main means to flow or run through as the main channel or path. This use is rare and mostly technical.
The river mains through the valley.
The water mains under the town.
Main can mean the most important food dish in a meal. It is the biggest or central dish you eat for lunch or dinner.
The chicken is the main at dinner.
Fish is the main in this restaurant.
Main can mean the most important person in a story or show. This is the lead actor or character.
She is the main in the movie.
The main plays the hero role.
Main means the most important idea or point in writing or speaking. It is what the speaker or writer wants to share as key information.
The main is that we must help.
His main is about peace.
