matching couple outfits
Refers to coordinated clothing worn by romantic couples, often in casual or date contexts. A wasei-eigo term derived from English 'pair look'.
wasei-eigo (Japanese-coined English), from pair look
デートでペアルックを着てみたい。
I want to try wearing matching outfits on a date.
That couple always walks around in matching clothes.
Wasei-eigo from English 'pair' and 'look', meaning coordinated clothing for couples.