PCSO
noun /ˌpiː siː es ˈəʊ/
  /ˌpiː siː es ˈəʊ/
- (in England and Wales) a person who is not a police officer but works in an area to help the work of the police (the abbreviation for ‘police community support officer’) 
- the role of PCSOs in the community
 - a PCSO in uniform