A person who tells authorities about improper or illegal activity.
One who informs, animates, or inspires.
One who informs someone else about something.
An undercover informer.
One who ropes goods; a packer.
Synonym of outside man (“accomplice who locates a mark to be swindled by a confidence trickster”)
Any of a variety of monsters with tentacles that they use to capture victims.
A person hired by a gambling establishment to locate potential customers and bring them in.