- ( pl GIs, GI's) a soldier in the US Army, esp an enlisted man
- conforming to US Army regulations; of standard government issue
WordReference Random House Unabridged Dictionary of American English © 2026
gi
(gē),USA pronunciation n.
GI (jē′ī′),USA pronunciation n., pl. GI's or GIs, adj., v., GI'd, GI'ing.
n.
adj.
v.t.
v.i.
Gi,
gi.,
G.I.,
WordReference Random House Learner's Dictionary of American English © 2026- Sport, Clothinga lightweight, two-piece, usually white garment worn by barefooted martial-arts participants, consisting of loose-fitting pants and a wraparound jacket with cloth belt.
- shortening of Japanese jūdō-gi jujitsu garb, equivalent. to jūdō judo + -gi, combining form of ki to wear 1970–75
GI (jē′ī′),USA pronunciation n., pl. GI's or GIs, adj., v., GI'd, GI'ing.
n.
- Militarya member or former member of the U.S. armed forces, esp. an enlisted soldier.
adj.
- Militaryrigidly adhering to military regulations and practices;
regimented;
spit-and-polish:a platoon leader who tried to be more GI than anyone else. - Militaryof a standardized style or type issued by the U.S. armed forces:GI shoes; GI blankets.
- Militaryconforming to the regulations or practices of the U.S. armed forces:Every recruit must get a GI haircut.
- Militaryof, pertaining to, or characteristic of a U.S. enlisted person:a typical peacetime GI complaint.
v.t.
- Militaryto clean in preparation for inspection:to GI the barracks.
v.i.
- Militaryto follow military regulations and customs closely;
shape up:You'd better learn to GI if you want to be promoted.
- 1915–20; origin, originally abbreviation of galvanized iron, used in U.south, southern. Army bookkeeping in entering articles (e.g., trash cans) made of it; later extended to all articles issued (as an assumed abbrev. of government issue) and finally to soldiers themselves
Gi,
- Electricity, Physicsgilbert;
gilberts.
gi.,
- Zoologygill;
gills.
G.I.,
- Metallurgygalvanized iron.
- Anatomygastrointestinal.
- general issue.
- government issue.
GI or G.I. /ˈdʒiˈaɪ/USA pronunciation
n., pl. GIs or GI's or G.I.'s.
- [countable]
- Militarya member or former member of the U.S. armed forces, esp. an enlisted soldier.
Collins Concise English Dictionary © HarperCollins Publishers::
GI n US informal
Collins Concise English Dictionary © HarperCollins Publishers::
Gi abbreviation for
- gilbert
'gi' also found in these entries (note: many are not synonyms or translations):
esophagus
- gilbert
- hangi
- hongi
- oesophagus
- Palagi
- sarcophagus
- tragus
- vagus
- aedeagus
- aedoeagus
- antitragus
- barium enema
- barium x-ray
- blue giant
- bogey
- choragus
- choregus
- chorogi
- coral fungi
- corgi
- El Giza
- Flemish giant
- frame
- Fungi Imperfecti
- gastrointestinal series
- giant
- giant anteater
- giant cane
- giant clam
- giant crab
- giant fennel
- giant fulmar
- giant garlic
- giant granadilla
- giant hogweed
- giant hornet
- giant kelp
- giant lizard
- giant otter
- giant panda
- giant petrel
- giant powder
- giant puffball
- giant ragweed
- giant reed
- giant scallop
- Giant's Causeway
- giant schnauzer
- giant sequoia
