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Definition of sleek adjective from the Oxford Advanced Learner's Dictionary

sleek

adjective
 
/sliːk/
 
/sliːk/
(comparative sleeker, superlative sleekest)
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  1. (approving) smooth and shiny synonym glossy
    • sleek black hair
    • the sleek dark head of a seal
    Topics Appearancec2
  2. (approving) having an attractive smooth shape
    • a sleek yacht
    • the sleek lines of the new car
  3. (often disapproving) (of a person) looking rich, and dressed in smart and expensive clothes
    • a sleek and ambitious politician
    • sleek businessmen
  4. Word Originlate Middle English: a later variant of slick (adjective and verb).
See sleek in the Oxford Advanced American Dictionary

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