|1.||chiefly (US), (Canadian)|
|a. a person confined indoors by illness|
|b. (as modifier): a shut-in patient|
|2.||psychiatry See also schizoid a condition in which the person is highly withdrawn and unable to express his own feelings|
A person confined indoors by illness or disability. adj.
Confined to a home or hospital, as by illness.
Disposed to avoid social contact; excessively withdrawn or introverted.