Idiom of the day :- A clean bill of health

Usage, examples and definition of the Idiom :-

Long ago ships leaving a port had to have a certificate ( called a bill of health ) stating that they were free of infectious disease. Today a clean bill of health is a way of saying a person or thing is healthy or satisfactory. ‘The doctor gave Mr. Lee a clean bill of health and is sending him home today,’ Nurse Rose smiled.