make mincemeat out of someone/something

make mincemeat (out) of (someone or something)

To decisively and severely punish or defeat someone. If he doesn't stop teasing me, I'm going to make mincemeat of him. You better practice for Sunday's match, or your opponent will make mincemeat out of you.
See also: make, mincemeat, of

make mincemeat out of someone/something

verb