noun Veterinary Pathology.

  1. a disease of cattle and especially of sheep in which the brain or spinal cord is infested with larvae of the dog tapeworm, Multiceps multiceps, producing staggers.

noun, plural GI’s or GIs.

  1. a member or former member of the U.S. armed forces, especially an enlisted soldier.


  1. rigidly adhering to military regulations and practices; regimented; spit-and-polish: a platoon leader who tried to be more GI than anyone else.
  2. of a standardized style or type issued by the U.S. armed forces: GI shoes; GI blankets.
  3. conforming to the regulations or practices of the U.S. armed forces: Every recruit must get a GI haircut.
  4. of, relating to, or characteristic of a U.S. enlisted person: a typical peacetime GI complaint.

verb (used with object), GI’d, GI’ing.

  1. to clean in preparation for inspection: to GI the barracks.

verb (used without object), GI’d, GI’ing.

  1. to follow military regulations and customs closely; shape up: You’d better learn to GI if you want to be promoted.


  1. a disease of sheep characterized by an unsteady gait and staggering, caused by infestation of the brain with tapeworms (Taenia caenuris)


  1. a loose-fitting white suit worn in judo, karate, and other martial artsa karate gi

the internet domain name for

  1. Gibraltar

abbreviation for

  1. gilbert

noun US informal

  1. plural GIs or GI’s a soldier in the US Army, esp an enlisted man


  1. conforming to US Army regulations; of standard government issue

abbreviation for

  1. gastrointestinal
  2. glycaemic index


  1. gastrointestinal
  2. Gingival Index
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