DictionaryringleaderLeader of wrongdoing
noun

ringleader

RING-lee-der/ˈrɪŋliːdər/

The main organizer of a group involved in wrongdoing.

The ringleader directs friends to throw paper balls into the school doorway.

Teen instigator directs friends throwing paper balls into school doorway.
Etymology

Leading the ring meant being foremost in a group, probably extending an image of leading a circle of dancers. The term came to apply especially to someone directing others in wrongdoing.

In context

The People Profiles51:13
When another attempt to get Lincoln at the Ford’s Theatre failed on the 29th of March, the ringleader was so low he told his minions he was giving up on the undertaking entirely.
John Wilkes Booth - Why He Killed Lincoln

More examples

  • Police arrested the ringleader of the fraud scheme.
  • The principal identified two ringleaders behind the cafeteria vandalism.
  • Although everyone joined the prank, Maya was the ringleader.

Forms

ringleader · ringleaders

Similar words

mastermind
Emphasizes planning a complex scheme rather than leading its participants.
instigator
Starts trouble but may not direct the group's later actions.