Placard /(?)/

1. A public proclamation; a manifesto or edict issued by authority. [Obs.]

   All placards or edicts are published in his name.

2. Permission given by authority; a license; as, to give a placard to do something. [Obs.]
3. A written or printed paper, as an advertisement or a declaration, posted, or to be posted, in a public place; a poster.
4. An extra plate on the lower part of the breastplate or backplate. (Anc. Armor)
5. A kind of stomacher, often adorned with jewels, worn in the fifteenth century and later.

imp. & p. p. Placarded; p. pr. & vb. n. Placarding

1. To post placards upon or within; as, to placard a wall, to placard the city.
2. To announce by placards; as, to placard a sale.