gi
1 of 6abbreviation (1)
gill
GI
2 of 6adjective
ˌjē-ˈī 
1
: provided by an official U.S. military supply department
GI shoes
2
: of, relating to, or characteristic of U.S. military personnel
3
: conforming to military regulations or customs
a GI haircut
GI
3 of 6noun
plural GIs or GI's ˌjē-ˈīz
: a member or former member of the U.S. armed forces
especially : a man enlisted in the army
GI
4 of 6adverb
: in a strictly regulation manner
GI
5 of 6verb
GI'd ˌjē-ˈīd ; GI'ing ˌjē-ˈī-iŋ
; GI'ing ˌjē-ˈī-iŋ transitive verb
: to clean (something) thoroughly in preparation for or as if for a military inspection
The barracks … were in fine order—they'd been GI'd the night before. 
New Republic
New RepublicGI
6 of 6abbreviation (2)
1
galvanized iron
2
gastrointestinal
3
general issue; government issue
4
glycemic index
Synonyms
Verb
- clean
- cleanse
- deterge
- turn out
See all Synonyms & Antonyms 
Example Sentences
Verb in preparation for one of her mother-in-law's dreaded visits, she had GI'd the whole house
Word History
Etymology
Adjective
galvanized iron; from abbreviation used in listing such articles as garbage cans, but taken as abbreviation for government issue
First Known Use
Adjective
1926, in the meaning defined at sense 1
Noun
1943, in the meaning defined above
Adverb
1949, in the meaning defined above
Verb
1951, in the meaning defined above
Kids Definition
GI
noun
ˌjē-ˈī
: a member of the United States armed forces
Medical Definition
GI
abbreviation
(ˈ)jē-ˈī
1
gastrointestinal
2
glycemic index
GI 1 of 3
verb
as in to clean
to remove the dirt from in preparation for one of her mother-in-law's dreaded visits, she had GI'd the whole house Synonyms & Similar Words
Relevance
- clean
- scrub
- rinse
- turn out
- wash
- brush
- deterge
- cleanse
- wipe
- vacuum
- purge
- dust
- sponge
- tidy
- shampoo
- mop
- decontaminate
- swab
- sweep
- purify
- disinfect
- brighten
- sanitize
- comb
- muck (out)
- scour
- spruce (up)
- sweeten
- launder
- dry-clean
- freshen
- pick up
- straighten (up)
- deodorize
- unclutter
Antonyms & Near Antonyms
- soil
- dirty
- stain
- spot
- foul
- besmirch
- muddy
- sully
- taint
- defile
- begrime
- pollute
- discolor
- blacken
GI
2 of 3adjective
as in naval
Synonyms & Similar Words
- naval
- military
- service
- mercenary
- martial
- soldierly
- enlisted
- militarist
- gladiatorial
- militaristic
- warlike
- militant
- paramilitary
- regular
Antonyms & Near Antonyms
- civilian
- civil
- nonmilitary
GI
3 of 3noun
as in Confederate
Synonyms & Similar Words
- Confederate
- minuteman
- militiaman
- guardsman
- veteran
- artilleryman
- paramilitary
- irregular
- guerrilla
- rifleman
- Continental
- lancer
- counterguerrilla
- combatant
- marine
- Federal
- spearman
- noncombatant
- counterguerilla
- pikeman
- partizan
- guerilla
- archer
- gunner
- mortarman
- partisan
- draftee
- jarhead
- cannoneer
- warhorse
- ranger
- musketeer
- crossbowman
- lifer
- conscript
- commando
- recruit
- enrollee
- raider
Antonyms & Near Antonyms
- civilian