0 the period in the middle of the day when people stop work to have lunch:
1 the period of one hour in the middle of the day when people stop work to have lunch:
I talked with her during lunch hour during my final week of class.
That point was raised by the chairman at the last minute during the lunch hour.
The company chairman now makes more money in his lunch hour than the waitress who serves him makes in a whole week.
There was no canteen, so workers could only clock out for their lunch hour and then simply clock back again when it was over.
They can then give blood on arrival, perhaps in their lunch hour, and get back to work.
Others can do it either in the lunch hour or on their way home.
They have to queue to visit the lavatory in their well-earned lunch hour.
He was required to stand outside the curtilage of the factory when presenting the case to the workers during their lunch hour.
