calumny, defamation, hatchet job, traducement, obloquy - a malicious attack

alimentary tract smear - any of several cytologic smears obtained from different parts of the alimentary tract; obtained by specialized lavage techniques and used mainly to diagnose cancer in those parts

cervical smear, Pap smear, Papanicolaou smear - a sample of secretions and superficial cells of the uterine cervix and uterus; examined with a microscope to detect any abnormal cells

bronchoscopic smear, lower respiratory tract smear, sputum smear - any of several cytologic smears obtained from different parts of the lower respiratory tract; used for cytologic study of cancer and other diseases of the lungs

vaginal smear - smear taken from the vaginal mucosa for cytological analysis

cytologic specimen - a specimen used for cytologic examination and diagnosis

blemish, mar, defect - a mark or flaw that spoils the appearance of something (especially on a person's body); "a facial blemish"

blotch, splodge, splotch - an irregularly shaped spot

fingermark, fingerprint - a smudge made by a (dirty) finger

inkblot - a blot made with ink

error, mistake, fault - a wrong action attributable to bad judgment or ignorance or inattention; "he made a bad mistake"; "she was quick to point out my errors"; "I could understand his English in spite of his grammatical faults"

moil - moisten or soil; "Her tears moiled the letter"

smirch, besmirch - smear so as to make dirty or stained

begrime, bemire, colly, dirty, grime, soil - make soiled, filthy, or dirty; "don't soil your clothes when you play outside!"

rub - move over something with pressure; "rub my hands"; "rub oil into her skin"

resmudge - smudge again

dust - rub the dust over a surface so as to blur the outlines of a shape; "The artist dusted the charcoal drawing down to a faint image"

blood - smear with blood, as in a hunting initiation rite, where the face of a person is smeared with the blood of the kill

daub - apply to a surface; "daub paint onto the wall"

cover - provide with a covering or cause to be covered; "cover her face with a handkerchief"; "cover the child with a blanket"; "cover the grave with flowers"

accuse, charge - blame for, make a claim of wrongdoing or misbehavior against; "he charged me director with indifference"

assassinate - destroy or damage seriously, as of someone's reputation; "He assassinated his enemy's character"

libel - print slanderous statements against; "The newspaper was accused of libeling him"

badmouth, drag through the mud, malign, traduce - speak unfavorably about; "She badmouthes her husband everywhere"