Definition - What does Prime Suspect mean?
The prime suspect is a designation placed on the person that the police reasonably believe committed a particular crime. The prime suspect has not been formally charged with an offense. However, they will be investigated. It is the stage between identification of a suspect and confirming that a particular suspect is the offender.The term began being used in the 1930s.
Justipedia explains Prime Suspect
Prime suspect is a criminal term and, by default, implies that a criminal act has taken place.When a prime suspect is identified, the police will arrest the person for questioning. The police have a legal requirement to give a prime suspect their Miranda rights which outlines what the person has a right to do in that situation.