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)
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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