(like) water off a duck's back

idiom

Definition of (like) water off a duck's back

informal
: having no effect on someone He tried to convince her to take the job, but his advice was like water off a duck's back.

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Dictionary Entries near (like) water off a duck's back

like the wind

like this

like water

(like) water off a duck's back

likeways

likewise

likin

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