public nuisance
noun /ˌpʌblɪk ˈnjuːsns/
  /ˌpʌblɪk ˈnuːsns/
- [singular, uncountable] (law) an illegal act that causes harm to people in general- He was charged with committing (a) public nuisance.
 
- [countable, usually singular] (informal) a person or thing that annoys a lot of people- Door-to-door salesmen are a public nuisance.