Wiktionary
gutful
n. 1 (context informal English) As much as a gut (abdomen) will hold. 2 (context UK Australia New Zealand slang English) As much as one is willing to hear or experience; too much.
Usage examples of "gutful".
I intend to die at the age of one hundred years or more, in a soft bed of overexertions with a young and willing doxie, not with a gutful of sharp steel or on the horns of some wild bull, thank you.
He and Clint have just about had a gutful of you and McKlearey yapping at each other about that damned white deer.