Lewis & Short

buccella, ae, f. dim. [bucca],

  1. I. a small mouthful, morsel, Mart. 6, 75, 3; Apic. 7, 6; Vulg. Ruth, 2, 14: panis, Vulg. Gen. 18, 5.
  2. II. Small bread divided among the poor, Cod. Th. 14, 17, 5; cf. Salmas. Vop. Aur. 35.