National Union of Teachers.

Australian Workers' Union.

(The name of) a former British trade union for local government officers and other public sector workers.

National Union of Journalists.

The Associated Society of Locomotive Engineers and Firemen, a British trade union; nowadays, the trade union to which train drivers belong.

National Union of Railwaymen.

Amalgamated Engineering Union.

The name of a former British trade union for manual, clerical, and professional employees of local authorities.

United Automobile Workers (of America).

Union of Shop, Distributive, and Allied Workers, formed in 1947.

National Union of Mineworkers (in Britain and in South Africa).

Transport and General Workers' Union.

Association of Cinematograph, Television, and Allied Technicians.

Confederation of British Industry; formerly, F.B.I.: see F, n. initialisms 3.

(also with pronunciation Brit./ˈastəmz/ U.S./ˈæstəmz/) Association of Scientific, Technical, and Managerial Staffs.

Amalgamated Union of Engineering Workers.

(The name of) a British trade union representing clerical and other non-manual workers.

Union of Democratic Mineworkers.