Definition: The term (2 words) refers to all of the types of mechanisms and structures that permit

people to communicate their political wants with institutions of government.

The term free speech refers to all of the types of mechanisms and structures that permit  people to communicate their political wants with institutions of government.

Explanation:

Freedom of speech means the right to communicate and express ones opinion, idea, pass information freely without the oppression or restrictions of institutions of government. A person or a community can express their ideas and opinions without the fear of being marginalized. They are free to speak out or communicate freely without the fear of retaliation or legal sanctions from government institutions.

In the United States, people are free to criticize the government and question policies freely. The government also encourage the promotion of ideas and beliefs that other people may find controversial or offensive but everyone is entitled to their opinions and free speech. So what might be offensive to a person may not be to another.