expression, godan verb (-ru, irregular)
there is fortune in leftovers; last but not least
Proverb meaning that good things can be found in what others have passed over or left behind; often used to encourage taking leftovers or not dismissing something just because it's last.
See also: 残り物に福がある (のこりものにふくがある)
There's fortune in leftovers, so let's not hesitate to eat the last one.
彼女はいつも「残り物には福がある」と言って、売れ残りの商品を買う。
She always says 'there is fortune in leftovers' and buys the unsold items.