Idioms with DOOR

door to door
from one house or building to the next
His father sold vacuum cleaners door to door for years.

behind closed doors
in private; hidden or kept secret from the public
The meetings were held behind closed doors.

through the back door
in an unfair way
His uncle works there, so he got in through the back door.

show someone the door
to tell someone to leave
She resented his remark and showed him the door.

close the door on something
to make something impossible to happen
The accident closed the door on her ballet career.