DCHP-1 Online
timber slide Lumbering, Hist. 
an artificial sluiceway down which logs or cribs may be directed to avoid rapids, falls, or other obstructions in a river.
See also: crib navigation slide (def. 1a)
- 1836 This improvement with many others (amongst the rest a timber slide at the Chats,) the country owes to the enterprise of George Buchannan, Esq. of Arnprior, having been erected under his direction and at his expence.
- 1889 The great caldron of the Chaudiere, in which the strongest dram would be broken like matchwood, is passed by means of the Government timber slides--long sloping canals, with timber sides and bottoms, down which the drams glide with immense rapidity.
- 1963 At Richmond Landing on the Ottawa River just where loggers later erected timber slides, the ancient scenes will be created.
- 1836 This improvement with many others (amongst the rest a timber slide at the Chats,) the country owes to the enterprise of George Buchannan, Esq. of Arnprior, having been erected under his direction and at his expence.