Definition of: demagog

(dem′ə·gôg, -gog) noun
1. One who leads the populace by pandering to their prejudices and passions; an unprincipled politician.
2. Anciently, any popular leader or orator. Also dem′a·gogue. [<Gk. dēmagōgos <dēmos people + agein lead]
—dem′a·gog′ic (-goj′ik) or ·i·cal adjective
—dem′a·gog′ism (-gog′iz·əm) or dem′a·gogu′ism, dem′a·gogu′er·y (-gog′ər·ē), dem·a·go·gy (dem′ə·gō′jē, -gôg′ē, -gog′ē) noun