(historical) A parliamentary rule in the Polish-Lithuanian Commonwealth, allowing any dissenting member of the legislature to force an immediate end to the current session and nullify any legislation that had already been passed.

Limiting an individual's free expression by heckle.

(US) A (de facto) veto of a bill by the US President by restricting Congressional action on the bill, as, figuratively, by carrying the bill in his pocket until the deadline for signing it has passed.

plural of pocket veto

The power of an executive in government to nullify or cancel specific provisions of a bill, usually budget appropriations, without vetoing the entire legislative package.

plural of line-item veto

plural of line-item veto

A dysfunctional system of governance whereby no single entity can acquire enough power to make decisions and take effective charge.

plural of vetocracy

Relating to vetoism.