A postage stamp perforated with the initials or insignia of an organization, especially to prevent misuse.
More example sentences
- Such punched stamps are referred to as perfins, an abbreviation for perforated initials.
- The discussion of perfins, advertising stationery, selvedge, and sponsorship identified further implications of the connection between Canadian business and postage stamps.
1950s: from perf(orated) in(itials).
Definition of perfin in:
- The US English dictionary