cowessessEtymology* From Ojibwe Ka-wezauce . Literally, “Little Boy”; the name of the chief. * The tribe and the place were named after the chief.nameA First Nations chief.An Indian reserve of Saskatchewan, Canada (in full Cowessess Treaty 4 Indian reserve number 73)nounA First Nations mixed tribe of Plains Cree, Saulteaux and Métis.A First Nations band governing the tribe.