[f. BEAK sb.1 + -FUL.] As much as can be held in a bird’s beak.

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1794.  Wolcott (P. Pindar), Rowl. for Oliver, Wks. II. 365. Got a good handsome beakfull by good pulling.

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1884.  in Harper’s Mag., May, 927/1. With a beakful of … grass.

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