ph.

1. 吃（或喝）光；吃（或喝）完
If you polish off food or drink, you eat or drink all of it, or finish it.

2. （尤指在体育运动中）击败，战胜
If you polish off an opponent, especially in sports, you beat them.

1. finish a task completely

e.g. I finally got through this homework assignment

Synonym: get throughwrap upfinish offmop upclear upfinish up

2. finish eating all the food on one's plate or on the table

e.g. She polished off the remaining potatoes

Synonym: eat upfinish

3. kill intentionally and with premeditation

e.g. The mafia boss ordered his enemies murdered

Synonym: murderslayhitdispatchbump offoffremove