Jo1

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Abbreviation of jail officer, grade one (“prison guard”) The lowest grade of jail officers, the entry level jail officer. Philippines, abbreviation, alt-of
  2. 2
    Abbreviation of journalist, petty officer, first class A journalist of the U.S. Navy holding the rating of first class petty officer, the highest class of regular petty officer. US, abbreviation, alt-of
  3. 3
    Abbreviation of junior officer, 1, junior officer, grade one, junior officer, first class, or etc.. abbreviation, alt-of

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