DCHP-1 Online
One Big Union Esp. West 
a labor organization formed at Calgary in 1919 on an industrial rather than a craft basis; also, a member of this organization. Abbrev. O.B.U.
See also: O.B.U.
One Big Union Esp. West
a labor organization formed at Calgary in 1919 on an industrial rather than a craft basis; also, a member of this organization. Abbrev. O.B.U.
See also: O.B.U.