Definitions for gargantuagɑrˈgæn tʃu ə
Random House Webster's College Dictionary
Gar•gan•tu•agɑrˈgæn tʃu ə(n.)
a giant king noted for his enormous capacity for food and drink in Rabelais' Gargantua (1534).
The Nuttall Encyclopedia
a gigantic personage, in Rabelais, of preternally lusty appetite and guzzling and gourmandising power; lived several centuries, and begat Pantagruel.