If your hair is sleek, it is smooth and glossy. If your car is sleek, it's shiny and looks like it goes fast. Sleek always means smooth, glossy, and streamlined.

Sleek is a variant of the word, slick. When you slick back your hair with grease, it becomes sleek. Cats are often called sleek with their silky coats and lithe movements. A dress could be described as sleek, if it fits tightly to your body and makes you look polished and perfectly fit. When something is sleek, it's aerodynamic.

Definitions of sleek
  1. adjective
    having a smooth, gleaming surface reflecting light
    sleek black fur”
    synonyms: satiny, silken, silklike, silky, slick
    emitting or reflecting light readily or in large amounts
  2. adjective
    well-groomed and neatly tailored; especially too well-groomed
    sleek figures in expensive clothes”
    neat and smart in appearance; well cared for
  3. adjective
    designed or arranged to offer the least resistant to fluid flow
    synonyms: aerodynamic, flowing, streamlined
    having a surface free from roughness or bumps or ridges or irregularities
  4. verb
    make slick or smooth
    synonyms: slick
    see moresee less
    type of:
    polish, shine, smooth, smoothen
    make (a surface) shine
Word Family

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