空手套白狼

空手套白狼

Literally means:

trap wolf barehanded

Actually means:

gain rich profit with little investment

It means gaining rich benefit or making big profit by paying little or no price. It usually connotes one is suspected of fraudulent conduct or unfair transaction. Derogatory.

不花代价或用很小的代价获取较大的成果或赢得丰厚的回报。常有欺诈的嫌疑，或有不公平交易的嫌疑。具有贬义色彩。