Idioms title

The Idiom Attic - a collection of hundreds of English idioms, each one explained.

The meaning of "smell a rat"

" Smell a rat "
To begin to suspect that things aren't as they should be.
It was when he said I needed to email him my bank details that I began to smell a rat.
Where did it originate?:
Britain, 16th century.
Where is it used?:
Hear the idiom spoken:
More idioms about:   trickery   animals  

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