fall off the back of a lorry
非法獲得或購買廉價貨物
口語·幽默表示來路不明的便宜貨
英文釋義
to have acquired something illegally or dishonestly
例句
These designer watches are so cheap—they must have fallen off the back of a lorry.
典故來源
源自英國俚語,原指貨物從卡車后部掉落被撿走,委婉暗示物品來路不正或為贓物。