Simple Definition:
Propaganda is a form of communication that is used to influence people’s opinions, beliefs, or actions. It often uses biased or misleading information to persuade people to support a particular cause or idea. For example, a political campaign advertisement that only highlights the positive achievements of a candidate while ignoring any negative aspects is a form of propaganda.
Very Simple Definition:
Propaganda is a way of telling people things to make them believe or do something. For example, when a politician is trying to make his rivals look evil, that’s propaganda.