Weeknight (noun)

A weekday evening, typically from Monday to Thursday.

Origin:

From the words week and night. week referring to the days of the week and night referring to the time after sunset and before sunrise.

Examples:

1. They usually have their dinner together on weeknights.
2. Weeknights are generally quieter than weekends.
3. Weeknights are the best time to go out for a date.
4. He spends his weeknights watching TV and relaxing.
5. Many people feel that weeknights are a good time to catch up on work or study.