toes up

Definitions

1. dead, killed
   idiomatic, not-comparable, slang
2. broken, completely failed so as to become inactive
   idiomatic, not-comparable, slang

Examples

“Groves, of the Forty-sixth, is gone "toes up".”

“The land⟳ deals in Tokyo've gone toes up since the bubble burst⟳, but the landlord's still trying to push⟳ through a deal⟳ with a developer.”

CEFR level