一いち面めん識しき

noun

passing acquaintance; slight acquaintance

Used to describe knowing someone only by sight or having met them just once. Often appears in negative constructions like 一面識もない (don't know someone at all).

• 彼かれとは一いち面めん識しきもない。

  I don't know him at all.

• 一いち面めん識しきの相あい手てに道みちを尋たずねられた。

  A stranger asked me for directions.