like water off a duck's back
Meaning
Criticism or problems have no effect on someone; they don’t take it personally or get upset.
Origin
From the observation that ducks’ oily feathers repel water, so water rolls off without soaking in—used metaphorically for insults or trouble that don’t “stick.”
Notes
Often praises resilience, but can also imply someone is insensitive or not learning from feedback. Used for criticism, insults, or setbacks that don’t “stick.”
Examples
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The criticism just rolls off her like water off a duck's back.
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He heard the gossip at work, but it was like water off a duck's back to him.
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I wish I could let rude comments slide like water off a duck's back.
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Even after losing the match, she stayed calm—bad days are like water off a duck's back for her.
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They tried to provoke him online, but the insults were like water off a duck's back.
Grammar & Usage Notes
Typically used as a simile: “It’s like water off a duck’s back (to him/her).” Also: “(Criticism) rolled off him like water off a duck’s back.” Fairly fixed wording; article usually “a duck’s back.”
Synonyms
- like water off a duck’s feathers
- roll off someone’s back
- let it roll off your back
Antonyms
- take it to heart
- be affected by
- be sensitive to criticism