a public display supporting a cause -- usually joining with others in a political protest
All over Oceania this morning there were irrepressible spontaneous demonstrations when workers marched out of factories and offices and paraded through the streets with banners voicing their gratitude to Big Brother for the new, happy life which his wise leadership has bestowed upon us.
It appeared that there had even been demonstrations to thank Big Brother for raising the chocolate ration to twenty grammes a week.
Winston was taking part in a demonstration in one of the central London squares at the moment when it happened.
The instant that the demonstration was over he went straight to the Ministry of Truth, though the time was now nearly twenty-three hours.
At the Ministry he was employed in some subordinate post for which intelligence was not required, but on the other hand he was a leading figure on the Sports Committee and all the other committees engaged in organizing community hikes, spontaneous demonstrations, savings campaigns, and voluntary activities generally.
She spent an astonishing amount of time in attending lectures and demonstrations, distributing literature for the junior Anti-Sex League, preparing banners for Hate Week, making collections for the savings campaign, and such-like activities.
Times beyond number, at Party rallies and spontaneous demonstrations, she had shouted at the top of her voice for the execution of people whose names she had never heard and in whose supposed crimes she had not the faintest belief.
There were further angry demonstrations, Goldstein was burned in effigy, hundreds of copies of the poster of the Eurasian soldier were torn down and added to the flames, and a number of shops were looted in the turmoil; then a rumour flew round that spies were directing the rocket bombs by means of wireless waves, and an old couple who were suspected of being of foreign extraction had their house set on fire and perished of suffocation.
There are no more uses of "demonstrate" identified with this meaning in the book.
Show samples from other sources
The students demonstrated against hate speech.
The students demonstrated against limitations on free speech.