Noun
one who spreads real or alleged scandal about another (usually for political advantage)
Source: WordNetIf the Muckraker KN is to be believed (and Satiricus held that institution in only slightly – very slightly – lower esteem than all his sacred books) Jagdeo had just donated three “Barbados” worth of real estate to Wansa Mc AL. Source: Internet
Their talk in the Muckraker about how the NIS was going down the drain made him even dizzier. Source: Internet