Meaning of smear

Definition of smear

a blemish made by dirt; "he had a smudge on his cheek"
an act that brings discredit to the person who does it; "he made a huge blot on his copybook"
(verb) stain by smearing or daubing with a dirty substance
make a smudge on; soil by smudging
cover (a surface) by smearing (a substance) over it; "smear the wall with paint"; "daub the ceiling with plaster"
charge falsely or with malicious intent; attack the good name and reputation of someone; "The journalists have defamed me!"; "The article in the paper sullied my reputation"

Other information on smear

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