Pronunciation: (in-dish'ē-u), [key]
1. a postal marking used rather than a stamp or a regular cancellation on each item in a large shipment of prepaid mail.
2. Often, indicium.
a. a printed message or instruction, esp. one stamped on a package: an indicium of “bulk mail.”
b. an indication or token.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.