on earth
An emphatic phrase used in questions or negatives to mean “in the world” or “at all.”
on earth
An emphatic phrase used in questions or negatives to mean “in the world” or “at all.”
Learning Progress
Examples
"What on earth happened to the lights? Means: What exactly happened to the lights?"
"There is no reason on earth to leave the door unlocked. Means: There is absolutely no reason to leave the door unlocked."
Mnemonic Trick
In questions, “on earth” adds emphasis, as if asking about anything in the whole world.
Cultural Context
A common emphatic expression in informal questions and negative statements; it is not usually a standalone phrase.
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