IdiomBody & SensesEnglish

like water off a duck's back

Meaning: Having no effect on someone.

Example: “Insults from the crowd are like water off a duck's back to the veteran referee.”

Equivalents in other languages

Origin: A duck's feathers are coated with oil from a gland near its tail, so water runs straight off without soaking in. The comparison for criticism that has no effect is found from the 19th century.

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