An unlawful profit.
1909. What need of more proof that the gardeners drifting to sea was a lie, and that the boatman was in the plot for a rake-off on the insurance?N.Y. Evening Post, April 22.
1910. Business is rotten. Everybody, from the office boy up, wants a rake-off or a tip.Living Church, Milwaukee, Wis., Sept. 10, p. 650.