Meaning of pigeon drop

pi'geon drop"

Pronunciation: [key]
  1. a confidence game or sleight-of-hand swindle whereby cash is extracted from the victim as collateral for a supposed share in a large sum of discovered money, dishonest profits, or gambling winnings, which in fact are nonexistent.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.