See also: Mackinaw blanket (def. 2)
- 1854  "I soon toort o' a dodge, an' went back to camp for my blanket, which wur a red mackinaw."
- 1909  We built our boats and we launched them. Never had been such a fleet ;/ A packing-case for a bottom, a mackinaw for a sheet.
3a n. Hist. a heavy, flat-bottomed freight boat. [See picture at York boat.]
See also: Mackinaw boat (def. 1) York boat
- 1891  In winter travellers are confined solely to the use of dogs, and in summer time to boats--York or inland boats of the style of the McKinnaw build.
- 1908  The boats of the English traders from Hudson Bay were ponderously clumsy, almost as large as the Mackinaws.
- 1915  The rather barge-like 'Mackinaw' . . . was a useful but humdrum cargo boat, laboriously poled along shallow, quiet waters, or rowed with lumbering sweeps; or sometimes even sailed, when it shovelled its way through the water with a very safe wind dead aft.
- 1960  A mackinaw is a kind of bateau or flatboat used by traders.
3b n. Hist. a schooner-rigged boat formerly in use on the Great Lakes.
See also: Mackinaw boat (def. 2)
- 1923  The journey was made in mackinaws,--open boats with a schooner rig, and the sugar was carried in mococks,--containers made of birch bark, each holding from twenty to thirty pounds.
- 1958  That is why the fishermen of the old schooner and mackinaw days loved Tobermory.
4 n. a short belted coat made of Mackinaw (def. 1).