And one of the closing ads of his campaign was called “defining moment.”
Today Liberians go to the polls in what will be a defining moment for their tenuous democracy.
As for whether Gaga herself was ever bullied, her mother recalls one anxiety-ridden weekend that became a defining moment.
It may or may not prove a defining moment in the history of the American welfare state.
In his remarkable speech the night he won the Iowa caucuses, Senator Obama spoke of a defining moment.
It could have been a defining moment for a candidate with the courage and decency to buck the base.
It was sort of a defining moment for the Jack character in terms of just his elegance and his priorities.
A defining moment for the country was also a defining one for Tina Brown.
I knew there were powerful things happening…it was definitely a defining moment.
As I had never seen a painting or statue of the saint, this first impression of Mary Magdalene was a defining moment.
an occurrence that typifies or determines all related events that follow