gi
noun
[ ɡiː ]
• the loose white jacket worn in judo.
Origin:
Japanese.
GI
noun
• a private soldier in the US army.
• "she went off with a GI during the war"
Origin:
1930s (originally denoting equipment supplied to US forces): abbreviation of government (or general ) issue .
GI
noun
• short for glycaemic index.
• "a food is considered to have a low GI if its score is below fifty five"
GI
adjective
• short for gastrointestinal.
• "bacteria in the GI tract fulfil many vital functions and are critical for digestion"