Gi

//ɡiː// adj, noun, verb

adj, noun, verb ·Moderate ·College level

Definitions

Noun
  1. 1
    A martial arts uniform.

    "By the time they got up to the reception building, there was a welcoming committee standing in the lamp-lined drive, all in black gi, headed by a tall, fit, scholarly-looking woman named Sister Rochelle […]"

  2. 2
    A member of the U.S. military. countable, uncountable
  3. 3
    (law) a name or sign used on certain products which corresponds to a specific geographical location or origin wordnet
  4. 4
    One who is demanding and strict, in the manner of a stereotypical member of the military. broadly, countable, uncountable
  5. 5
    a unit of magnetomotive force equal to 0.7958 ampere-turns wordnet
Show 4 more definitions
  1. 6
    Initialism of galvanized iron. abbreviation, alt-of, countable, initialism, uncountable
  2. 7
    Initialism of geographical indication. abbreviation, alt-of, countable, initialism, uncountable
  3. 8
    Initialism of glycemic index. abbreviation, alt-of, countable, initialism, uncountable
  4. 9
    Initialism of global illumination. abbreviation, alt-of, countable, initialism, uncountable
Verb
  1. 1
    To clean aggressively.

    "Top, get the unit to GI this AO before the old man arrives."

  2. 2
    clean in preparation for inspection wordnet
Adjective
  1. 1
    Initialism of general issue, given to a soldier by the army (as an item), rather than brought from home; or used by the army (as a procedure), and different from its civilian counterpart. abbreviation, alt-of, initialism, not-comparable

    "Soldiers counted cadence by chanting: “GI brush / And GI comb / Gee, I wish that I was home!”"

  2. 2
    Initialism of gastrointestinal. abbreviation, alt-of, initialism, not-comparable

    "GI tract"

  3. 3
    Initialism of government issue. US, abbreviation, alt-of, initialism, not-comparable
Adjective
  1. 1
    of or relating to the stomach and intestines wordnet

Synonyms

All synonyms
anzacaskariaussiebochediggerdoughboy

Example

More examples

"She married an American GI after the war."

Etymology

From Japanese 着 (gi, “clothing”); only used in combination, usually with the name of a martial art such as 柔道着 (jūdōgi, “judo uniform”) or 空手着 (karategi, “karate uniform”).

Related phrases

GI tractgi canmartial arts

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