Gros Ventre[grō′ vänt′]
nounpl. Gros Ventre or Gros Ventres
- a. A member of a Native American people formerly inhabiting the plains of northern Montana and southern Saskatchewan, with a present-day population in north central Montana.b. The Algonquian language of the Atsina, dialectally related to Arapaho. Also called Atsina.
- See Hidatsa.
Origin of Gros VentreFrench, big belly : gros, big + ventre, belly (from an indigenous sign-language gesture designating this people that suggested a big belly).