armchair
US /ˈɑːrm.tʃer/
UK /ˈɑːrm.tʃer/

1.
poltrona
a comfortable chair with sides that support your arms
:
•
He relaxed in his favorite armchair by the fireplace.
Ele relaxou em sua poltrona favorita perto da lareira.
•
The living room has a sofa and two matching armchairs.
A sala de estar tem um sofá e duas poltronas combinando.
1.
de poltrona, teórico
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.
Ele é um crítico de poltrona que nunca tenta criar nada.
•
She enjoys armchair travel, reading books and watching documentaries about distant lands.
Ela gosta de viagens de poltrona, lendo livros e assistindo a documentários sobre terras distantes.