I. ˈpla-kərd, -ˌkärd noun
Etymology: Middle English placquart formal document, from Middle French placard, from plaquer to make adhere, plate — more at plaque
Date: 1560
1. : a notice posted in a public place : poster
2. : a small card or metal plaque
II. -ˌkärd, -kərd transitive verb
Date: 1813
1.
a. : to cover with or as if with posters
b. : to post in a public place
2. : to announce by or as if by posting