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Webster 1913 Edition

Noun.

As much as satisfies the appetite. Hence: A great abundance; more than enough.

Lloyd.

King James told his son that he would have his

bellyful

of parliamentary impeachments.

Johnson.

Noun.

[belly and full.] As much as fills the belly, or satisfies the appetite. In familiar and ludicrous language, a great abundance; more than enough.

bellyful ‎(plural bellyfuls or belliesful)