Most commonly this occurs in the trachea (cigarette smoke) and the result is that the mucus that lines the trachea is not carried up to the esophagus to be "drained off". The end result is that the...
It means it is unpleasant and unfriendly place to be. For example, the desert is inhospitable because of its temperature and there is very limited water. To search for other meanings, head to...