"Spin' is a polite word for deception. Spinners mislead by means that range from subtle omissions to outright lies. Spin paints a false picture of reality by bending facts, mischaracterizing the words of others, ignoring or denying crucial evidence, or just 'spinning a yarn' - by making things up."
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Source : Brooks Jackson, Kathleen Hall Jamieson (2007). “unSpun: Finding Facts in a World of Disinformation”, p.7, Random House