Green’s Dictionary of Slang

croaked adj.

[croak v.2 (1)]

1. killed, dead.

[UK]Egan Grose’s Classical Dict. of the Vulgar Tongue n.p.: Croaked. Hanged.
[UK] ‘Jon Bee’ Dict. of the Turf, the Ring, the Chase, etc.
[US]Matsell Vocabulum.
[US]Cincinnati Enquirer 7 Sept. 10/7: Croaked, Handed in His Checks, Gone to That Bourne, Given His Last Show, Skipped the Earth, Flying Above – That one more has gone to his final rest.
[US]Flynt & Walton Powers That Prey 180: They picked him up croaked.
[Ire]P.W. Joyce Eng. As We Speak It In Ireland (1979) 242: Croaked; I am afraid poor Nancy is croaked, i.e. doomed to death.
[UK]Nichols & Tully Twenty Below Act III: You won’t say that after I’m croaked.
[US]‘Boxcar Bertha’ Sister of the Road (1975) 205: I thought I’d get croaked or the rope.
[US]C. Willingham End as a Man (1952) 46: Boy, he looks like he’s croaked.
[US]C. Himes Big Gold Dream 59: Why did Rufus get croaked after he had already completed his part of the deal.
[UK]J. Cameron Vinnie Got Blown Away 79: Vinnie’s dead Nicky. Vinnie’s brown bread, croaked, Vinnie’s history.
[US](con. 1967) J. Laurence Cat from Hué 442: Of all the words American troops used to describe death in Vietnam — aced, blown away, bought it, croaked, dinged, fucked up, greased, massaged, porked, stitched, sanitized, smoked, snuffed, terminated, waxed, wiped out, zapped — the one I heard most was ‘wasted.’.

2. very drunk.

[UK]‘William Juniper’ True Drunkard’s Delight 225: Our tippler may further be [...] croaked.