mainway
nounUK /ˈmeɪnweɪ/
US /ˈmeɪnweɪ/
The mainway is the biggest and most important road.
We drove along the mainway to get to the city.
OTHER MEANINGS
2. The most important path or route for something to travel.
The river is the mainway for boats in this region.
3. A principal channel or means of communication.
Email is the mainway we share news at work.
4. The central or primary way of doing something.
Walking is the mainway people get around the old town.