next door

Từ điển Việt Anh Việt 4in1 - English Vietnamese 4 in 1 Dictionary

I.ˌnext ˈdoor¹ BrE AmE adverb
1. in the house, room etc next to yours or someone else’s:
the boy next door
Her office is just next door.
2. next door to something next to another building, room etc:
They live next door to the shop.
II.next door² BrE AmE noun [uncountable] British English informal
the people living in the house or apartment next to yours SYN neighbour:
Have you seen next door’s new car?