Duff's Ditch noun the Red River floodway, built 1962–68 when Duff Roblin was Premier CANADA
The term “Duff’s Ditch” was used by detractors of the project who claimed that it would never work and wasted money. Those living in Winnipeg are now very grateful for it. — Chris Thain, ColdasaBayStreet Banker’sHeart, p. 59, 1987