verb ·Rare ·Advanced level

Definitions

Verb

1. 1
   To unfasten (something held by snaps). transitive

Synonyms

All synonyms

undo

Etymology

From un- + snap. Compare Dutch ontsnappen (“to elude; escape”, literally “to snap out of; break free from”).

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