Meanings of campaigning in earnest in English

Bill Clinton had just begun campaigning in earnest for reelection, coasting against the overmatched Republican nominee, Bob Dole.

Santorum announced he was suspending his campaign on April 10, clearing the way for Romney to begin campaigning in earnest against President Barack Obama.

Campaigning in earnest will only start when it is known whether Parisot can get the rules changed.

"As we are now campaigning in earnest, we must have some system, and a thorough understanding of what is to be done," said the Professor.