Definition from Wiktionary, the free dictionary
Usage notes 
- In contemporary usage, "corpulent" can designate a range of bodily states, from modest plumpness to significant fatness to extreme obesity.
- See also Wikisaurus:obese
Derived terms 
large in body; fat
- Oxford English Dictionary, 2nd ed., 1989.
- Random House Webster's Unabridged Electronic Dictionary, 1987-1996.