noun
A direct loanword from English, used in Japanese to refer to an unknown person or outsider, often with a slightly literary or dramatic tone.
彼は見知らぬストレンジャーに道を尋ねられた。
He was asked for directions by a stranger he didn't know.
その村では、よそ者はいつまでも
In that village, outsiders are always treated as strangers.