n. 1 a member of a trade union. b advocate of trade unions. 2 (usu. Unionist) member of a party advocating continued union between Great Britain and Northern Ireland. o unionism n.
n. 1 a member of a trade union. b advocate of trade unions. 2 (usu. Unionist) member of a party advocating continued union between Great Britain and Northern Ireland. o unionism n.