noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Initialism of surface-to-surface missile. abbreviation, alt-of, countable, initialism, uncountable
2. 2
   Initialism of same-sex marriage. abbreviation, alt-of, countable, initialism, uncountable
3. 3
   Initialism of start-up, shutdown or malfunction. abbreviation, alt-of, countable, initialism, uncountable
4. 4
   Initialism of self-supporting minister. abbreviation, alt-of, countable, initialism, uncountable

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