English • Idioms & PhrasesEasy
What does the idiom “Cost an arm and a leg” mean?
A. To be very cheap
B. To cause an injury
C. To need a lot of effort
D. To be very expensive✓ Correct Answer
💡 Solution & Explanation
The idiom “Cost an arm and a leg” means “to be very expensive”. An idiom's meaning is not the same as the meaning of its separate words, so read it as a whole phrase.