sleek

1 of 2

adjective

1
a
: smooth and glossy as if polished
sleek dark hair
b
: having a smooth well-groomed look
sleek cattle
c
: healthy-looking
2
: smooth in speech or manner
also : unctuous
3
a
: having a prosperous air
sleek luxury condominiums
b
: having trim graceful lines
a sleek car
c
: elegant, stylish
a sleek wardrobe
sleekly adverb
sleekness noun

sleek

2 of 2

verb

sleeked; sleeking; sleeks

transitive verb

1
: slick
grooms sleeking cooled horsesSunset
2
: to cover up : gloss over
Choose the Right Synonym for sleek

sleek, slick, glossy mean having a smooth bright surface or appearance.

sleek suggests a smoothness or brightness resulting from attentive grooming or physical conditioning.

a sleek racehorse

slick suggests extreme smoothness that results in a slippery surface.

slipped and fell on the slick floor

glossy suggests a highly reflective surface.

photographs having a glossy finish

Examples of sleek in a Sentence

Adjective the sleek lines of a sports car a striking beauty with sleek raven hair
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
Like several others in its catalog, this vacuum boasts a sleek design that’s reminiscent of best-sellers like Samsung’s Bespoke Jet. Nashia Baker, Architectural Digest, 26 June 2025 Digitizing services or offering sleek apps is no longer sufficient. Gabriele Buffo, Fortune, 26 June 2025
Verb
Our top picks are spacious, durable, odor-blocking, and sleek enough to blend right in with your kitchen cabinets. Jamie Fischer, Better Homes & Gardens, 25 June 2025 On Tuesday, May 11, the SKIMS founder, 44, was spotted going into the Palais de Justice court in Paris, wearing a black blazer and skirt combo with her hair sleeked up into a bun. Nicole Acosta, People.com, 13 May 2025 See All Example Sentences for sleek

Word History

Etymology

Adjective

alteration of slick entry 1

Verb

Middle English sleken, alteration of sliken — more at slick entry 2

First Known Use

Adjective

1578, in the meaning defined at sense 1a

Verb

15th century, in the meaning defined at transitive sense 1

Time Traveler
The first known use of sleek was in the 15th century

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Cite this Entry

“Sleek.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sleek. Accessed 1 Jul. 2025.

Kids Definition

sleek

1 of 2 verb
: to make or become sleek

sleek

2 of 2 adjective
1
a
: smooth and glossy as if polished
sleek dark hair
b
: having a smooth healthy well-groomed look
sleek cattle grazing
2
: having a prosperous look or manner
sleekly adverb
sleekness noun

More from Merriam-Webster on sleek

Last Updated: - Updated example sentences
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