hidatsa

Noun hidatsa has 2 senses

• hidatsa(n = noun.person) gros ventre - a member of the Sioux people formerly inhabiting an area along the Missouri river in western North Dakota;
is a kind of siouan, sioux

• hidatsa(n = noun.communication) gros ventre - a Siouan language spoken by the Hidatsa;
is a kind of siouan, siouan language