Definition of act up Act up

We found 4 definitions of act up from 3 different sources.

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What does act up mean?

WordNet

WordNet by Princeton University

Verb

act up - make itself felt as a recurring pain; "My arthritis is acting up again"
  smart, ache, hurt have a desire for something or someone who is not present; "She ached for a cigarette"; "I am pining for my lover"
act up - misbehave badly; act in a silly or improper way; "The children acted up when they were not bored"
  carry on
  misbehave, misdemean, misconduct behave badly; "The children misbehaved all morning"
= synonym
= antonym
= related word

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  • act up
    To act or behave in an inappropriate, improper, incorrect, or unexpected manner.

Pronunciation

Sign Language

act up in sign language
Sign language - letter A Sign language - letter A Sign language - letter C Sign language - letter C Sign language - letter T Sign language - letter T        Sign language - letter U Sign language - letter U Sign language - letter P Sign language - letter P