"Percent profit" refers to the amount of money made as a profit, expressed as a percentage of the initial investment or cost. It shows how much more money you earned compared to what you spent. Full definition
He explains that corporate owners of major publishing houses expected impossible 15 to 20 percent profit margins in an industry with traditional margins of 3 to 4 percent. (salon.com)
At that point, I was making something like 10 percent profit on my sales. (inc.com)
Instead of being content with three or four percent profit in a month, they want thirty percent. (dailypriceaction.com)