Answer: mudslinging

AnswerCrossword Clue
MUDSLINGINGDirty tactics
MUDSLINGINGExample of polluted politics
MUDSLINGINGDefamatory campaign activity
MUDSLINGINGLow-down campaigning
MUDSLINGINGServing lousy coffee?
MUDSLINGINGDirty campaign tactic
MUDSLINGINGActivity for a hyperactive barista?
MUDSLINGINGNegative campaigning
MUDSLINGINGWhat a dirty campaign might consist of
mudslingingvilification of character
mudslingingThe use of insults and accusations, esp. unjust ones, with the aim of damaging the reputation of an opponent