noun
online dating app; match-making app
A smartphone application for meeting potential romantic partners, typically using profile matching. Wasei-eigo from English 'matching app'.
wasei-eigo (Japanese-coined English), from matching app(li)
See also: アプリ
最近、友達がマッチングアプリで彼氏を見つけた。
Recently, my friend found a boyfriend through a dating app.
マッチングアプリを始めてから、週末が楽しみになった。
Since I started using a match-making app, I've been looking forward to weekends.