A referendum is a vote held on a particularissue, typically requiring a yes or no vote.
An example of direct democracy within a representative democracy.
Technically, the result has no legal weight and can be ignored. However, convention makes it highly unlikely that a government would ignore the will of the people.
Electoral Commission
Since 2000, referendums have been regulated by the ElectoralCommission. Who are responsible for checking the wording of the question to ensure that it is objective and not leading.