adjective.
who is at their home, unable to leave it for some reason
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
people who are confined to their homes
adjective.
confined usually by illness
Word Usage
"The practice, called homebound instruction, is common for a number of reasons, including health-related issues, special education or when students present a safety threat to others, he said."