From Longman Dictionary of Contemporary Englishbe a prime candidate/target (for something)be a prime candidate/target (for something)MAINto be the person or thing that is most suitable or most likely to be chosen for a particular purpose The school is a prime candidate for closure. Old people are a prime target for thieves. → prime
Examples from the Corpus
be a prime candidate/target (for something)• It was clear the police were looking for reporters, that they were prime targets.• In addition, any enemy hit by a net is a prime target for a club attack as explained below.• Joseph was a prime candidate for deportation.• We would have thought this was a prime candidate for disclosure.• The law and order section is a prime target for every kind of scam.• And if you understood that, you are a prime target for the party's newest election weapon.• The school meals service is a prime target in the government's plans for bringing in outside contractors.• Vinyl and aluminum siding are prime candidates to take flight in a high wind. 