We need to sit down and 'hash' things 'out'. [=talk about things; discuss the situation]
The detectives 'hashed out' their theories about who committed the murder.
They've spent quite a bit of time 'hashing over' the problem.
(..) No! I'm not complete! The demon was drawn back into the fires of hell... and the dark wizard was totally stoked to be alive. With a long draw on his hash pipe... the wizard devised a way to repay the blacksmith. The blacksmith loved a fair maiden. To gain her affection, he would (..)2006 Tenacious D in the Pick of Destiny