DCHP-1 Online
Columbian ((n.)) Hist. 
1 n. an employee of the Hudson's Bay Company in the Columbia Department.
- 1824 (1931) This is merely a temporary Summer post for the convenience of the Columbians in crossing.
- 1929 (1931) It had been the practice of the Columbians to import for their own use quantities of European provisions
2 n. a native or resident of Columbia (def. 2), later British Columbia.
See also: Columbia (def. 2)
- 1859 Why are not Columbians up and doing, advocating union of the two colonies,--and a House of Assembly formed from the united representatives of both?
- 1883 It seems to be part of the religion of every Columbian to laud the climate of his country.
- 1824 (1931) This is merely a temporary Summer post for the convenience of the Columbians in crossing.