- The state where something, typically a legal rule or regulation, is excessively broad or generic
- A principle in constitutional law where a regulation may be ruled unconstitutional if it significantly restrains or threatens protected activities like free speech, and if it cannot be precisely or effectively removed
- The defense attorney argued that the charges were an example of overbreadth and therefore violated her client's constitutional rights.
- When the city's new zoning regulations were challenged, they were found to exhibit overbreadth, as their overly broad nature infringed upon certain protected activities of its residents.
- The law was criticized for its overbreadth, as it was so broadly written that it curtailed not just harmful actions, but also infringed on legitimate and protected behaviours.