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perfin

[purf-in]
noun
  1. a postage stamp having perforated initials punched into the paper: used by businesses to prevent unauthorized use of stamps.

Origin of perfin

perf(orated) in(itial)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for perfin

perfin

noun
  1. philately the former name for spif

Word Origin for perfin

from perf (orated with) in (itials)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012