セックスフレンド

noun

friend with benefits; hookup buddy; fuck buddy

Wasei-eigo term for a casual sexual partner without romantic commitment. Often abbreviated to セフレ in informal speech.

wasei-eigo (Japanese-coined English), from sex friend

See also: セフレ

• 彼かれはセックスフレンドが何なん人にんかいるらしい。

  He seems to have several friends with benefits.

• セックスフレンドって、恋こい人びととは違ちがうの？

  Is a friend with benefits different from a romantic partner?