lobbyingnoun [ U ]
uk/ˈlɒbiɪŋ/usGOVERNMENTthe activity of trying to persuade someone in authority, usually an elected member of a government, to support laws or rules that give your organization or industry an advantage:
In her speech she stressed that she is not involved in the firm's lobbying of Congress.
lobbying against/for sth This week, a coalition of unions, religious groups and liberal advocacy organizations will officially begin its lobbying for a higher minimum wage.
extensive/fierce/intense lobbying There was intense lobbying against the measures by drug companies.
lobbying effort/campaign/activity Lobbying efforts by high-powered tech firms turned former supporters of the bill against it.
lobbying firm/group/organization
lobbying costs/fees/expenditure