a printed or handwritten notice or sign for public display, either fixed to a wall or carried during a demonstration 布告,海报,告示牌;标语牌
verb
[with obj.]cover with notices 贴布告(或海报、告示)于 they were placarding the town with posters. 他们正在城里到处贴海报。
语源
late 15th cent. (denoting a warrant or licence): from Old French placquart, from plaquier 'to plaster, lay flat', from Middle Dutch placken. The current sense of the verb dates from the early 19th cent