Grammar fix
polish off
finish all the food
eat or drink the whole of something, finishing it completely
phrasal verbB1common
Hear it in context
Notice where the phrase sounds natural.
- He polished off the whole packet of biscuits in one sitting.food
- Go on, polish that off — I don't want it going to waste.food
Fix the pattern
Pattern: polish off something / polish it off
Confusing with 'polish' (to clean) — the phrasal verb is about finishing food.
Patternpolish off something / polish it off