on earth

1. Also, in creation ; in the world . Ever, anywhere, of all possible things. These phrases are all used for emphasis in questions or, less often, in a negative context. For example, What on earth is he doing with a spade? or Where in creation did that child go? or How in the world do you expect me to carry all those bags? [Late 1700s]

2. like nothing on earth . Incomparable. For example, That perfume smells like nothing on earth , or Her new hair color is like nothing on earth . [c. 1900]

Example Sentences

They care about eliminating one of the biggest teams on earth in a genuinely sensational cup tie.

From BBC

Among the half-dozen tattoos Ty Myers has accumulated in his 18 years on earth, “probably the dumbest,” he says, is the armadillo he picked out from a set of ready-mades at a festival in Oklahoma.

From Los Angeles Times

The U.S. has the largest incarcerated population in the world, and Florida locks up a higher percentage of its people than any independent democratic country on earth.

From Salon

“He departed as he arrived, through water. This was his time. His mission on earth had been completed.”

From Los Angeles Times

Attendees said the bookseller's annual BookFest was disorganised and potentially unsafe, with some social media users joking they had "survived" the event while one deemed it "hell on earth".

From BBC