in a pig's eye1 American EnglishAmE spokenBELIEVE used to show that you do not believe what someone is saying 不可能!〔表示不相信某人正在说的话〕 → in a pig’s eye! at eye1(33)
2 American EnglishAmE spoken informal used to show that you do not believe what someone is saying 当然不,决不,不可能 → in a pig’s eye at pig1(3)