What is Threat ?
Threat is (noun) 1. a warning to someone that you are going to do something unpleasant, especially if he or she does not do what you want Her former husband had been making threats against her and the children. The police took the threat to the Prime Minister very seriously. Do you think they will carry out their threat to bomb the capital if we don’t surrender? 2. a person or thing which may cause harm Defective cars are a threat to other road users.
source: Easier English, Student Dictionary Upper Intermediate Level