smear

smear verb [ T ] uk/smɪər/ us smear verb [T]
(SAY)

to say unpleasant and untrue things about someone in order to harm them, especially in politics

порочить, пятнать

SMEAR noun

[ C ] uk/smɪər/ us smear noun [C]
(STORY)

an unpleasant and untrue story about someone that is meant to harm them, especially in politics

клевета
She dismissed the story as a smear . a smear campaign