GI'S
Meaning of GI'S in English
/jee"uyz"/ , n.
the GI's , Slang. diarrhea.
Also, G.I.'s, G.I.s .
[ 1960-65, Amer.; prob. for GI shits; see GI, -S 3 ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012