Vigilante
/ˌvɪdʒɪˈlænti/
Synonyms
- crime fighter
- justice seeker
- law enforcer
- neighborhood watch
- self-appointed guardian
Slang Meanings
Vigi
The vigi is out tonight, making sure no one messes with the neighborhood.
Jus-keeper
He's become a jus-keeper since the crime wave started.