On earth

Definition 1 of 2

Pro Tip 1/3

Expressing Astonishment

Use 'on earth' to stress your amazement or disbelief in a situation or fact.

Illustration for Expressing Astonishment

Why on earth would they cancel the show at the last minute?

Pro Tip 2/3

Rhetorical Effect

'On earth' can make questions seem rhetorical, implying no answer is expected.

Illustration for Rhetorical Effect

What on earth were you thinking?

Pro Tip 3/3

Avoid Overuse

Overusing 'on earth' can diminish its impact. Use it sparingly for emphasis.

Illustration for Avoid Overuse

How on earth do I convince them?

Visual representation of the word "On earth"

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