neigh‧bour S2 W2 British English ; neighbor American English [countable]
someone who lives next to you or near you:
One of the neighbors complained about the noise from the party.
FBI agents were interviewing all their friends and neighbors.
Our next-door neighbours (=the people who live in the house next to us) say they'll look after our cat for us while we're away.
a country that is next to another one [↪ bordering]:
Israel and its Arab neighbours
someone or something that is next to another person or thing of the same type:
The teacher saw Phil passing a note to his neighbour.
The garden was divided from its neighbour by a high wall.