·vt To announce by placards; as, to placard a sale.
II. Placard ·noun A public proclamation; a manifesto or edict issued by authority.
III. Placard ·noun An extra plate on the lower part of the breastplate or backplate.
IV. Placard ·vt To post placards upon or within; as, to placard a wall, to placard the city.
V. Placard ·noun Permission given by authority; a license; as, to give a placard to do something.
VI. Placard ·noun A kind of stomacher, often adorned with jewels, worn in the fifteenth century and later.
VII. Placard ·noun A written or printed paper, as an advertisement or a declaration, posted, or to be posted, in a public place; a poster.