mass meeting
noun
a large or general assembly to discuss or hear discussed some matter of common interest or concern: a mass meeting to protest the proliferation of nuclear weapons.
Origin of mass meeting
An Americanism dating back to 1725–35
Words nearby mass meeting
mass in,
mass leave,
mass man,
mass media,
mass medium,
mass meeting,
mass merchandiser,
mass movement,
mass noun,
mass number,
mass observation