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



    BrE BrE//θɪk//
    ; NAmE NAmE//θɪk//
    (thicker, thickest) Texture of food, Stupid, Friends
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    distance between sides
  1. 1  having a larger distance between opposite sides or surfaces than other similar objects or than normal a thick slice of bread a thick book (= one that has a lot of pages) a thick coat (= one made of heavy cloth) thick fingers Everything was covered with a thick layer of dust.
  2. 2  used to ask about or state the distance between opposite sides or surfaces How thick are the walls? They're two feet thick.
  3. hair/fur/trees
  4. 3  growing closely together in large numbers thick dark hair This breed of cattle has a very thick coat. His eyebrows were thick and bushy. a thick forest
  5. liquid
  6. 4  not flowing very easily thick soup The effect will be ruined if the paint is too thick. See related entries: Texture of food
  7. fog/smoke/air
  8. 5  difficult to see through; difficult to breathe in The plane crashed in thick fog. thick smoke Thick cloud covered the sky. thick with something The air was thick with dust. (figurative) The atmosphere was thick with tension.
  9. with large number/amount
  10. 6thick with somebody/something having a large number of people or a large amount of something in one place The beach was thick with sunbathers.
  11. stupid
  12. 7(informal) (of a person) slow to learn or understand things Are you thick, or what? See related entries: Stupid
  13. accent
  14. 8(sometimes disapproving) easily recognized as being from a particular country or area synonym strong a thick Brooklyn accent
  15. voice
  16. 9thick (with something) deep and not as clear as normal, especially because of illness or emotion His voice was thick with emotion.
  17. friendly with somebody
  18. 10thick (with somebody) (informal) very friendly with somebody, especially in a way that makes other people suspicious You seem to be very thick with the boss! See related entries: Friends
  19. see also thickly, thickness
    Word OriginOld English thicce, of Germanic origin; related to Dutch dik and German dick.Extra examples The air had grown thick and smoky. The paint is getting too thick. I’ll have to thin it down. Use fairly thick wads of newspaper. a screen of trees thick enough to conceal the building entirely Are you thick or what? Everything was covered in a thick layer of dust. He cut two thick slices of bread. I think some of them are basically just thick. I’m not completely thick, you know. If you weren’t so thick you’d have spotted them coming! She padded noiselessly across the thick carpet. She’s not as thick as she looks! That’s a very thick book. They’re two feet thick.Idioms
    blood is thicker than water
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    (saying) family relationships are stronger than any others
    give somebody/get a thick ear
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    (British English, informal) to hit somebody/be hit on the head as a punishment You’ll get a thick ear if you’re not careful!
    (informal) (of two or more people) very friendly, especially in a way that makes other people suspicious
    (as) thick as two short planks
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    (British English, informal) (of a person) very stupid More Like ThisSimiles in idioms (as) bald as a coot, (as) blind as a bat, (as) bright as a button, (as) bold as brass, as busy as a bee, as clean as a whistle, (as) dead as a/​the dodo, (as) deaf as a post, (as) dull as ditchwater, (as) fit as a fiddle, as flat as a pancake, (as) good as gold, (as) mad as a hatter/​a March hare, (as) miserable/​ugly as sin, as old as the hills, (as) pleased as Punch, as pretty as a picture, (as) regular as clockwork, (as) quick as a flash, (as) safe as houses, (as) sound as a bell, (as) steady as a rock, (as) thick as two short planks, (as) tough as old bootsSee worksheet.
    (informal) a physical condition in which your head is painful or you cannot think clearly as a result of an illness or of drinking too much alcohol You’re going to have a thick head in the morning! (informal) used to show that you are annoyed that somebody does not understand something When will you get it into your thick head that I don't want to see you again!
    thick/thin on the ground
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    (British English) if people or things are thick/thin on the ground, there are a lot/not many of them in a place Customers are thin on the ground at this time of year. Security officers were thick on the ground during the King’s visit.
    the ability to accept criticism, insults, etc. without becoming upset opposite a thin skin see also thick-skinned
See the Oxford Advanced American Dictionary entry: thick