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act up |
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act up
[for a thing or a person] to behave badly. This car is acting up again. act up 1. to behave badly Sometimes kids act up because they just want attention. Usage notes: usually used to refer to children 2. to operate badly My computer began acting up and I lost a whole day's work. 3. to become active Her allergies acted up when she went hiking in the woods. Usage notes: usually used to refer to a medical condition Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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