demagogue, demagog, demagogical 1. In a bad sense: A leader of a popular faction, or of the mob; a political agitator who appeals to the passions and prejudices of the mob in order to obtain power or further his own interests; an unprincipled or factious popular orator. 2. In ancient times, a popular leader who represented the ordinay people. 3. I... Found on http://www.wordinfo.info/words/index/info/view_unit/628/