a person who lives near another.

a person or thing that is near another.

one's fellow human being

to be generous toward one's less fortunate neighbors.

a person who shows kindliness or helpfulness toward his or her fellow humans

to be a neighbor to someone in distress.

(used as a term of address, esp. as a friendly greeting to a stranger)

Tell me, neighbor, which way to town?

situated or living near another

one of our neighbor nations.

to live or be situated near to; adjoin; border on.

to place or bring near.

to live or be situated nearby.

to associate with or as if with one's neighbors; be neighborly or friendly (often fol. by with ).