1.
acquaintance, someone whose face you know
A person you recognize by sight and may greet, but don't know well; someone between a stranger and a friend.
顔見知り describes someone you recognize but don't know well.
Etymology
顔 (face) + 見知り (from 見知る, to come to know by sight) - someone whose face you have come to know.
Usage
Implies a limited relationship - you might nod or say hello when you see them, but you wouldn't socialize or share personal matters. Often used to describe neighbors, regular customers, or people from the same school/workplace you don't interact with closely.
Common expressions
Similar words
Related Words
Related:
知り合い (acquaintance)
Compare:
友達 (friend (closer))
Related:
見知る (to know by sight)
Compare:
旧知 (old acquaintance)