I want to know what's the definition of croup?

Barking cough: Croup involves voice box and main symptomes are barking cough and stridor. Shahzeidi, md.

Viral illness: Croup is usually viral illness affecting upper airway that is self limited.Most cases of viral croup mild and can be treated at home.Usually with barking type of cough. Should consult dr.to evaluate child for degree of respiratory difficulty and confirm diagnosis.Sometimes necessary to add steroids to albuterol and cold humidifier therapy if difficulty breathing.Called laryngotracheobronchitis.