American Dictionary

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Definition main in American English

main adjective

adjective
/meɪn/
1

most important, largest, or most frequently used

Example

The main entrance to the building is on George Street.

Example

We eat our main meal of the day in the evening.

Example

the main New York to Chicago flight route

Example

The main focus of her speech was on the new sales strategy.

Synonyms and related words
Definition main in American English