Synonyms: buddy-buddy, chummy, thick
Definition: (used informally) associated on close terms
Usage: a close friend; the bartender was chummy with the regular customers; the two were thick as thieves for months
Similar words: close
Definition: close in relevance or relationship
Usage: a close family; we are all...in close sympathy with...; close kin; a close resemblance
Synonyms: matey, pally, palsy-walsy, chummy
Definition: (used colloquially) having the relationship of friends or pals
Similar words: friendly
Definition: characteristic of or befitting a friend
Usage: friendly advice; a friendly neighborhood; the only friendly person here; a friendly host and hostess