ラウンジウェア

also: ラウンジウエア

Meanings

1

Comfortable clothing worn at home for relaxing, similar to pajamas or casual indoor wear.

休きゅう日じつは一いち日にち中じゅうラウンジウェアで過すごすのが好すきだ。
On my days off, I like to spend the whole day in loungewear.