Wordnet 3.0
NOUN (2)
1. 
 an American infantryman in World War I; 
2. 
 a rounded lump of dough that is deep-fried and served as hot bread; 
- Example: "the doughboy was a predecessor of the doughnut"
WordNet (r) 3.0 (2006):
doughboy
    n 1: an American infantryman in World War I
    2: a rounded lump of dough that is deep-fried and served as hot
       bread; "the doughboy was a predecessor of the doughnut"
Moby Thesaurus II by Grady Ward, 1.0:
20 Moby Thesaurus words for "doughboy":
   Anzac, Aussie, Boche, Fritz, GI, Heinie, Hun, Jerry, Johnny, Kraut,
   Tommy, Tommy Atkins, Yank, askari, digger, jock, poilu, redcoat,
   sepoy, swaddy