good neighbour
/ˌɡʊd ˈneɪbə/(US good neighbor)
noun
1A person who behaves in a friendly, kindly manner towards his or her neighbours; (in plural) neighbours who reciprocally behave in this manner.
2 Politics (originally US ). A country which maintains friendly and cooperative relations with neighbouring countries, and does not interfere in their internal affairs.
3 Scottish. A fairy, an elf, a brownie. Usually in plural with our or the, as a propitiatory name. Compare good noun adverbinterjection. Now historical.
adjective
Characterized by principles of friendship towards, cooperation with, and non-interference in the internal affairs of neighbouring countries; of or relating to international relations of this kind.
- In early use specifically: designating United States foreign policy towards the countries of Latin America..
Origin
Late 15th century; earliest use found in Merlin. From good + neighbour.