make mincemeat of someone
US /meɪk ˈmɪnsmiːt ʌv ˈsʌmˌwʌn/
UK /meɪk ˈmɪnsmiːt ʌv ˈsʌmˌwʌn/

1.
彻底击败, 把…打得落花流水
to defeat someone very easily or thoroughly
:
•
Our team will make mincemeat of the opposing team in the final.
我们的队伍将在决赛中彻底击败对手。
•
The lawyer made mincemeat of the witness during cross-examination.
律师在交叉询问中彻底击败了证人。