mental patient:
(plural: ‘mental patients‘)
a person who is suffering from some kind of mental illness, usually showing signs of abnormal behaviour, too much emotion and aggression, and is being treated in a mental hospital;
a person who behaves aggressively or acts abnormally in certain circumstances, though not actually mentally ill,
Ronald, who was perfectly healthy and fit for any activity before the accident, is now declared a mental patient and is forcefully admitted to a mental hospital.
For many people being called ‘mental patients’ is like death sentence because once they are called mental patients they lose their respect, livelihood and even the support of their own families.
It has become a common practice for some hard core criminals to act like mental patients and get a certificate from a psychiatrist declaring them as a mental patients to evade severe punishment.

