armchair

US /ˈɑːrm.tʃer/
UK /ˈɑːrm.tʃer/
"armchair" picture
1.

a comfortable chair with sides that support your arms

:
He relaxed in his favorite armchair by the fireplace.
The living room has a sofa and two matching armchairs.
1.

done or experienced by reading or watching rather than by doing it oneself

:
He's an armchair critic who never actually tries to create anything.
She enjoys armchair travel, reading books and watching documentaries about distant lands.