part of the furniture

US /pɑːrt əv ðə ˈfɜːrnɪtʃər/
UK /pɑːrt əv ðə ˈfɜːrnɪtʃər/
"part of the furniture" picture
1.

parte da mobília, figura carimbada

a person or thing that has been in a place or situation for so long that they are considered a permanent, unremarkable, or indispensable feature of it

:
After working here for twenty years, John has become part of the furniture.
Depois de trabalhar aqui por vinte anos, John se tornou parte da mobília.
The old clock in the corner has been there so long it's just part of the furniture.
O relógio antigo no canto está lá há tanto tempo que é apenas parte da mobília.