trick or treat, n.Definitions

Trick or Treat is a cute form of extortion.

Trick or Treat is a doorstep mugging

Trick or Treat is a pint-sized protection racket.

Trick or Treat is a polite midget mugging.

Trick or Treat is a form of harassment

Trick or Treat is a heist

Trick or Treat is a socialist call to arms -- Share the wealth or face violent rebellion.

Trick or Treat is a threat — "give us candy or we'll fuck up your property".