Green’s Dictionary of Slang

1. facing serious problems; esp. in phr. you’re toast.

1983		Aykroyd & Ramis Ghostbusters [film script] All right! This chick is TOAST!
1986		Eble Campus Sl. Mar. 10: toast – victim of misfortune: I broke the TV. I’m toast!
1990		Eble Campus Sl. Apr.
1995		A. Heckerling Clueless [film script] cher: Did you get your report card? dionne: Yeah, I’m toast. How’d you do?
1999		K. Sampson Powder 366: If you have got one single piece of ass in there, your fuckin ass is toast!
2004		P. Howard PS, I Scored the Bridesmaids 233: I don’t worry about him. The goy’s focking toast.
2011		Observer 9 Jan. 31/4: Lose Oldham and the heat is on. Lose the AV referendum and Nick Clegg is toast.
2011		Myers & Workman Kick 161: I still figured I was going to be toast, but I did have a play in the back of my head.
2016		Eve. Standard (London) 24 June 5/4: One senior MP said, ‘He is toast. If we go into a general election with him as leader we will be wiped out’.
2017		J.R. Lawrence My Camp 333: If they could get eyes on the insurgents then they would be toast .
2021		T. Pluck Boy from County Hell 177: ‘Look at the car, he’s toast!’.

2. (US campus, also french toast) tipsy or hungover.

1989		Eble Campus Sl. Sept. 6: toast – experiencing the ill effects of alcohol: John was toast.
1993		Eble Campus Sl. Oct. 2: french toast – completely drunk.

3. dead.

2004

P. Howard PS, I Scored the Bridesmaids 43: Scooby’s more than stunned. He’s toast.