0 an important social or political change that is started by young people:
Some commentators predict a "youthquake" in the coming elections.
He writes that the youthquake of the 1960s pulled down social barriers and overthrew elitism.
We were the youthquake: the sexual revolution, pop music, the start of the technological age.
The term "youthquake" was coined in 1965 by Diana Vreeland, then editor of Vogue magazine.
People quickly attributed the party's success to a "youthquake".
