smear

1. A mark made by smearing. (countable, uncountable) · This detergent cleans windows without leaving smears.
2. A presentation of a sauce, purée or other food item, which is placed in a dollop and spread across the plate. (countable, uncountable)
3. A false or unsupported, malicious statement intended to injure a person's reputation. (countable, uncountable) · smear campaign
4. A preparation to be examined under a microscope, made by spreading a thin layer of a substance (such as blood, bacterial culture) on a slide. (countable, uncountable)
5. A Pap smear (screening test for cervical cancer). (countable, uncountable) · I'm going to the doctor's this afternoon for a smear.
6. Any of various forms of distortion that make a signal harder to see or hear. (uncountable)
7. A maneuver in which a shoe is placed onto a holdless rock, and the friction from the shoe keeps it in contact with the rock. (countable, uncountable)
8. A rough glissando in jazz music. (countable, uncountable)

Plural smears