the GNU version of the Collaborative International Dictionary of English
adj. Characteristic of Gargantua, a gigantic, wonderful personage; enormous; prodigious; inordinate.
The Century Dictionary and Cyclopedia
Pertaining to or characteristic of Gargantua (see etymology); hence, great beyond credibility; enormous; prodigious; Brobdingnagian.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. of great mass; huge and bulky
Word Usage
"The Washington Post reported on May 12 that "sources with knowledge of the program" said that the Bush administration had been collecting the domestic telephone records in "gargantuan databases" and that the "companies cooperating with the NSA dominate the U.S. telecommunications market and connect hundreds of billions of telephone calls each year.""