khau-pe̍h-bah-iû剾白肉油

to gain an advantage or benefit

to gain an advantage or benefit without compensation (from everyone)

English Wiktionary, “剾白肉油” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%89%BE%E7%99%BD%E8%82%89%E6%B2%B9 · confidence: Medium (Wiktionary)