'Sideboard' definitions:

Definition of 'sideboard'

From: WordNet
noun
A removable board fitted on the side of a wagon to increase its capacity
noun
A board that forms part of the side of a bed or crib
noun
A piece of furniture that stands at the side of a dining room; has shelves and drawers [syn: buffet, counter, sideboard]

Definition of 'Sideboard'

From: GCIDE
  • Sideboard \Side"board`\, n. A piece of dining-room furniture having compartments and shelves for keeping or displaying articles of table service. [1913 Webster]
  • At a stately sideboard, by the wine, That fragrant smell diffused. --Milton. [1913 Webster]