The idiom “cold blood” means that you kill someone without a cruel or ruthless intent. For example, the killer came up to a man while he was sleeping and killed him in cold blood. This means that the killer killed the man in a calm manner.
~Good luck
What kind of language is it in?
Explanation:
Homographs are considering a group of words that can be spelled in the same way but with different meanings.
1.
Noun: We need a new Cook in this restaurant.
Verb: This dish is not well cooked.
2.
Noun: He was a good soldier in the army.
Adjective: That man is a soldierly type.
3.
Noun: The train will arrive soon from that destination.
Verb: These dogs are very well trained.