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.
(..) roll a joint, and start puffing away. I mean, they want you to smoke in your home... - or certain designated places. - And those are hash bars? Yeah, it breaks down like this. It's legal to buy it, it's legal to own it... and if you're the proprietor of a hash bar... (..)1994 Pulp Fiction
(..) - Jungle boogie - Get down with the boogie - Jungle boogie - Come and shake it around OK, so tell me again about the hash bars. - OK. What you want to know? - Hash is legal there, right? Yeah, it's legal, but it ain't % legal. You just can't walk (..)1994 Pulp Fiction