Discuss, with "out" (4)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
hash
(Other definitions for hash that I've seen before include "chop into small pieces" , "Meat dish or hallucinogen" , "preparation that's nothing new" , "Recooked dish - quite a jumble" , "dish of meat and potatoes" .)