pre-emption
- n the judicial principle asserting the supremacy of federal over state legislation on the same subject
- n the right of a government to seize or appropriate something (as property)
- n the right to purchase something in advance of others
- n a prior appropriation of something
- In a similar way, pre-emption can be justified by the nature of today's threats.
- Fine; but if pre-emption is to be adopted as a doctrine, it has to encompass more than one rogue state.
- More states are also passing laws to override a loophole known as a pre-emption that prevents cities and local municipalities from passing more restrictive laws than the .