From Longman Dictionary of Contemporary Englishchestychest‧y /ˈtʃesti/ adjective 1 MI British English if you have a chesty cough, or if you are a bit chesty, you have a lot of mucus (=thick liquid) in your lungs2 informalHBH used to describe a woman with large breasts, when you want to avoid saying this directly
Examples from the Corpus
chesty• His little, chesty brother had made it. 