A "national referendum" means that all the citizens of a country have the opportunity to vote directly on an important national issue or decision. Full definition
Climate change and our solutions agenda would figure at or near the top of issues in the next presidential election — effectively our only national referendum. (grist.org)
The Democratic turnout was particularly strong in affluent suburban areas the party is targeting in its quest to wrest control of the House in the first national referendum on Donald Trump's presidency, Bloomberg reported. (nypost.com)
With 51 % of the voters behind it, the new government shelved the constitution bill, some of its members referring to the 2012 national referendum as an irrelevant «opinion poll». (blog.politics.ox.ac.uk)