ooo-loo]- type of knife with a semi-circular blade used by Northern peoples to prepare hides, cut fish and carry out numerous other tasks. There are numerous examples of these knives in the archaeological record, the earliest of which date back 6,000 years to the Maritime Archaic of Labrador. See related web page.

A semi-circular "woman's knife", used by the Inuit and their ancestors, commonly made from slate in the prehistoric period, and iron in the historic period.

An ulu (Inuktitut syllabics: ᐅᓗ, plural: uluit) is an Inuit woman's all-purpose knife. It is utilized in applications as diverse as skinning and cleaning animals, cutting a child's hair, cutting food and, if necessary, trimming blocks of snow and ice used to build igloos.