smear

American  

[smeer] / smɪər /

verb (used with object)

1. to spread or daub (an oily, greasy, viscous, or wet substance) on or over something.

   to smear butter on bread.

2. to spread or daub an oily, greasy, viscous, or wet substance on.

   to smear bread with butter.

3. to stain, spot, or make dirty with something oily, greasy, viscous, or wet.

4. to sully, vilify, or soil (a reputation, good name, etc.).

5. to smudge or blur, as by rubbing.

   The signature was smeared.

6. Slang. to defeat decisively; overwhelm.

   They smeared the home team.

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noun

1. an oily, greasy, viscous, or wet substance, especially a dab of such a substance.

2. a stain, spot, or mark made by such a substance.

3. a smudge.

4. something smeared or to be smeared on a thing, as a glaze for pottery.

5. a small quantity of something spread thinly on a slide for microscopic examination.

6. vilification.

   a smear by a cheap gossip columnist.

smear British  

/ smɪə /

verb

1. to bedaub or cover with oil, grease, etc

2. to rub over or apply thickly

3. to rub so as to produce a smudge

4. to slander

5. slang to defeat completely

6. (intr) to be or become smeared or dirtied

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noun

1. a dirty mark or smudge

2. 1. a slanderous attack

   2. ( as modifier )

      smear tactics

3. a preparation of blood, secretions, etc, smeared onto a glass slide for examination under a microscope

Other Word Forms

• smearer noun
• unsmeared adjective

Etymology

Origin of smear

before 900; (v.) Middle English smeren, smirien to rub with fat, anoint, Old English smirian, smerian, smerwan; cognate with Dutch smeren, German schmieren, Old Norse smyrja, smyrwa; (noun) in current senses derivative of the v.; compare obsolete smear fat, grease, ointment, Middle English smere, Old English smeoru, cognate with Dutch smear, German Schmer, Old Norse smjǫr grease, Greek smýris rubbing powder; emery

Example Sentences

Blake Lively sought more than $161 million in damages, alleging a smear campaign by Baldoni and his team harmed her reputation.

From The Wall Street Journal • Apr. 2, 2026

This is a smear about an ally fighting alongside U.S. troops.

From The Wall Street Journal • Mar. 17, 2026

A block roasts into something different: the edges bronze and go a little chewy; the center caters into creamy pockets you can smear through the pasta later.

From Salon • Feb. 19, 2026

The Center for Responsible Lending says the industry is “using false allegations as part of a smear campaign to distract from the clear harm caused by their products.”

From MarketWatch • Feb. 12, 2026

There was a red smear on the dial.

From "The Sound and the Fury" by William Faulkner

Related Words

• besmirch
• blur
• coat
• dab
• daub
• plaster
• smudge
• spatter
• spray
• sprinkle
• stain
• sully
• taint
• tar
• tarnish