noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The securing of a letter without an envelope, by folding and cutting so that portions of the paper can be interlocked. uncountable

Etymology

From letter + locking; coined in 2009 by researcher Jana Dambrogio.

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