GI's

Or G.I.'s,

[jee-ahyz]

noun

1. Slang.,  the GI's, diarrhea.

GIS

abbreviation

1. geographic(al) information system: a system for storing, editing, and displaying geographical information on computer

2. guaranteed income supplement

GIS

1. Abbreviation of Geographic Information System

Word History and Origins

Origin of GI's¹

1960–65, probably for GI shits; see GI, -s ³

Example Sentences

“It was lugged home in some GI’s duffel bag, without its case.”

From Slate

Anyway, after the bomb was dropped, the GI's who worked at the laboratory came up and shook my hand and said, “You were the person who stuck the hand of the great Enrico Fermi.”

From Scientific American

“I am not suggesting for any moment that I know,” of the GI’s location, Gen. Harrison said Monday.

From Washington Times

The aircraft chase the GI’s informal prayer as reliably as the violins tail the piano in Chanda Dancy’s treacly score.

From Washington Post

Looking back, having spoken to other Jewish GI’s, he believes now that many Jewish soldiers were denied promotions because of anti-Semitism.

From New York Times