- pl. -·las or -·la a member of one member group of the Lakota division of Dakota Indians, living in SW South Dakota
- the Dakota dialect of the Oglalas
Origin of Oglalaprobably ; from Siouan, literally , to scatter one's own
nounpl. Oglala or O·gla·las
A member of a Native American people constituting a subdivision of the Lakota, formerly inhabiting the Black Hills region of western South Dakota, with a present-day population in southwest South Dakota.