noun, plural Black·feet, (especially collectively) Black·foot.
- a member of a North American tribe of Indians of Algonquian stock.
- the Algonquian language of the Blackfeet.
- of or relating to the Blackfeet.
- a town in SE Idaho.
- plural -feet or -foot a member of a group of Native American peoples formerly living in the northwestern Plains
- any of the languages of these peoples, belonging to the Algonquian family