If you've been following the Air Canada strike throughout its twists and turns, you've likely heard the term "ground pay," or noticed flight attendants holding signs decrying unpaid labour. But what is that unpaid work?

However, when you buy something through our retail links, Condé Nast may earn an affiliate commission.Air Canada’s flight operations were halted for a third day as the carrier’s flight attendants continued to strike into Monday,

The union for 10,000 striking Air Canada flight attendants said on Monday they won’t return to work even though the strike, now in its third day, has been declared illegal. The strike at Canada’s largest airline is affecting about 130,000 travelers a day at the peak of the summer travel season.