pastime, way to kill time
僕たち暇つぶしにトランプをしたんだ。
We played cards to pass the time.
暇つぶしよ
I’m just killing time.
— One Cut of the Dead (2017)
これも暇つぶし
This is just something to pass the time, too.
暇つぶしね…
Just killing time, huh…