Dictionary.com

GI's

or G.I.'s, G.I.s.

[ jee-ahyz ]
/ ˈdʒiˈaɪz /
Save This Word!

noun
the GI's, Slang. diarrhea.
QUIZ
CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?
There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?
Question 1 of 7
Which sentence is correct?

Origin of GI's

1960–65, Americanism; probably for GI shits; see GI, -s3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for GI's

GIS

abbreviation for
geographic(al) information system: a system for storing, editing, and displaying geographical information on computer
(in Canada) guaranteed income supplement
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for GI's

GIS

Abbreviation of Geographic Information System
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK