| Literal meaning | For whose benefit |
|---|---|
| Pronunciation | KOO-ee BOH-noh |
A question: who gained from the act? It is used to find a likely motive in an investigation.
A shop is burned down at night. Investigators ask who gained, such as an owner with a heavy insurance cover.
Short-note term.
Who gains?
Cui bono asks who benefited from the act.