Halfway down the toaster
Halfway down the toaster is when you feel absolutely f*cking cooked or 'toasted'. Australian slang for hungover, depressed, tired, drunk, high, or just feel like shit.
Damo Jnr: "Fuuuuuuck me cunt, I am just halfway down the fucking toaster tonight"
Daxon: "So you don't want to hit up the RSL?"
Damo Jnr: "Fuck off you shitcunt, I just fucking told you I'm halfway down the toaster!"