1 : proudly or arrogantly self-assertive. 2 : marked by a large or well-developed chest.

What is chesty in medical terms?

having or relating to a lot of mucus (= thick liquid) in the lungs: a chesty cough. Colds & flu.

What is the meaning of chesty cough?

When you have a chesty cough (wet, productive or phlegmy) your chest feels heavy and you may cough up mucus or phlegm. A chesty cough may follow a sore throat or a cold and can be worse in the morning. Coughs and colds are often caused by a virus, so antibiotics are not suitable treatment.