Meaning of the word placards in English

What does placards mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

placards

Noun

a large piece of card, paper, etc. with a message written or printed on it, often carried in public places by people who are complaining about something:

Example:
Demonstrators marched past holding/waving placards that said "Send food, not missiles!"