DEMAGOGUE

demagogue, demagog, rabble-rouser

(noun) a political leader who seeks support by appealing to popular passions and prejudices

Source: WordNet® 3.1

Etymology

Noun

demagogue (plural demagogues)

(pejorative) A political orator or leader who gains favor by pandering to or exciting the passions and prejudices of the audience rather than by using rational argument.

(historical) A leader of the people.

Verb

demagogue (third-person singular simple present demagogues, present participle demagoguing, simple past and past participle demagogued)

(intransitive and transitive) To speak or act in the manner of a demagogue; to speak about (an issue) in the manner of a demagogue.

Source: Wiktionary

Dem"a*gogue, n. Etym: [Gr. act: cf. F. démagogue.]

Definition: A leader of the rabble; one who attempts to control the multitude by specious or deceitful arts; an unprincipled and factious mob orator or political leader.

Source: Webster’s Unabridged Dictionary 1913 Edition