The Collaborative International Dictionary of English v.0.48:
Bellyful \Bel"ly*ful\, n. As much as satisfies the appetite. Hence: A great abundance; more than enough. --Lloyd. [1913 Webster] King James told his son that he would have his bellyful of parliamentary impeachments. --Johnson. [1913 Webster]WordNet (r) 3.0 (2006):
bellyful n 1: an undesirable overabundance; "a bellyful of your complaints"