Ziri's club was packed even on weekdays.

The weekdays are: Monday, Tuesday, Wednesday, Thursday, and Friday.

On a recent weekday afternoon in Ho Chi Minh City, the passengers bouncing along on one of the city's green buses breathed in mouthfuls of carbon monoxide, hydrogen cyanide and other chemicals that add to Vietnam's notorious pollution. The toxic smoke did not come from the bus itself, but from the man driving it — one hand supporting the wheel, the other holding a cigarette.

Outside, there’s a long line to get in, even on a weekday afternoon.

On weekdays, there are always more people.

On weekdays there are enough parking spots free that you should be able to get one close to my apartment.

The doctor is only available on weekdays.

I wake up at 7 every morning on weekdays.

We work on weekdays.

On a recent brisk weekday morning, the market was vibrant.