Meaning: To be suspicious of someone or something.
The students were very, very quiet when their teacher entered the room, and so the teacher smelled a rat.
“I smell a rat,” said the police detective after talking to the criminal.
After seeing that the email came from a strange address, I smelled a rat and didn’t open it.
You might smell a rat if…
A. your boss pays you on time.
B. a stranger calls you asking for your address and social security number.
C. a cashier gives you the correct change.
Click on “Continue reading” to see the correct answer:
The correct answer is B. You should definitely smell a rat if someone asks for your personal information over the phone!