noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Perforated initial; a series of small holes punched into a stamp and forming a letter, series of letters or other design for the purpose of preventing the unauthorized use of the stamps.
2. 2
   A stamp marked with perforated initials.

Synonyms

All synonyms

spifs

Etymology

From the first syllables of perforated initial.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.