a large, usually gray, wolf, Canis lupus occidentalis, found in the northern forest.
- 1860  We also saw a large timber wolf (not a wolf made of wood, but a gentleman who inhabits prairies and wooded country).
- 1921  Everybody has read, at one time or another, harrowing stories of the great timber-wolves of our northern forest forming themselves into huge packs and pursuing people all over the wilderness until there is nothing left of the unfortunate community save a few odds and ends of cheap jewellery.
- 1965  The darker wolves of the timber are like the timber wolves found throughout the great boreal forest from Labrador to British Columbia.