As a Noun:
1. The people who live near you, especially the people who live in a house which is immediately beside yours. English = neighbour.
2. The house of the people who live immediately beside your house. English = the place next door, next door.
As a Verb or Adjective:
1. To live or be located near where you live, especially in a house which is immediately beside yours. English = (be) next door to, (be) a neighbour to.