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English definition of “sick”

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sick

adjective uk   /sɪk/ us  

sick adjective (ILL)

A2 physically or mentally ill; not well or healthy: a sick child a sick cow My father has been off sick (= not working because of illness) for a long time. Anyone who could hurt a child like that must be sick (= mentally ill). The old woman fell/took/was taken sick (= became ill) while she was away and had to come home. Sarah called in/reported sick (= told her employer that she was unable to go to work because of illness). figurative High rates of crime are considered by some people to be a sign of a sick society.
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sick adjective (VOMIT)

A2 [after verb] feeling ill as if you are going to vomit: Lucy felt sick the morning after the party. If you eat any more of that cake, you'll make yourself sick. be sick B1 to vomit: She was sick after she ate too much chocolate.
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sick adjective (UNPLEASANT)

B2 [after verb] informal feeling strong unpleasant emotions, especially anger or disgust: I'm sick at ( US over) (= unhappy about) not getting that job. It makes me sick (= makes me very angry) to see people wearing fur coats. UK informal It's sick-making (= very annoying) that she's being paid so much for doing so little. I'm sick (and tired/to death) of (= very annoyed about) the way you're behaving. She was worried sick (= very worried) when her daughter didn't come home on time. I felt sick (= felt shocked and disgusted) when I heard about the prisoners being beaten. [after verb] informal cruel or offensive: Joan was not amused by the sick joke her brother told.

sick adjective (GOOD)

slang very good, excellent: snowboarders doing sick tricks

sick

noun uk   /sɪk/ us  

sick noun (ILL)

the sick [plural] people who are ill: It's better for the sick to be cared for at home rather than in hospital.

sick noun (VOMIT)

[U] UK informal vomit: a pool of sick on the floor
(Definition of sick from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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