Meaning

1 senses
  1. (Hong Kong, informal)A person with whom one has only a very casual and superficial friendship.

Origin

Suggesting brief conversations in which little is said beyond a greeting.

Suggesting brief conversations in which little is said beyond a greeting.

Wiktionary, CC BY-SA 4.0 · source

Forms

plural: hi-bye friends
Singularhi-bye friend
Pluralhi-bye friends

regular

See also

neighbours in the dictionary
hi-bye friend — meaning, examples, forms, synonyms | Krumeto