The guy was running, then he had a heart attack and carked it.

He′d always bragged about carking it before he hit twenty. When he turned twenty, he escalated the date of his demise to twenty-five.

If I hit the little shit too hard his parents could even sue me. There′s a fine line between self-defence and pure and simple mayhem. The little bastard might even cark it.

“Hi Bill. Zorah told you about Kate?”
“That she carked it? Yeh.” Translation: That she died. Yeah.
He flapped his hand in a go-away gesture and started toward the koalas, but not before I saw a haunted look in his eyes. Did he still care for Kate?

Cark it

Meaning

Verb