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Definitions of act
  1. verb
    pretend to have certain qualities or state of mind
    "He acted the idiot"

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  2. verb
    behave unnaturally or affectedly
    "She's just acting"

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  3. noun
    something that people do or cause to happen
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  4. noun
    a legal document codifying the result of deliberations of a committee or society or legislative body

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  5. verb
    perform an action, or work out or perform (an action)
    "think before you act" "The governor should act on the new energy bill" "The nanny acted quickly by grabbing the toddler and covering him with a wet towel"

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  6. noun
    a short performance that is part of a longer program
    "he did his act three times every evening"

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  7. verb
    perform on a stage or theater
    "She acts in this play" "He acted in `Julius Caesar'"

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  8. verb
    have an effect or outcome; often the one desired or expected
    "How does your idea work in practice?" "The breaks of my new car act quickly"

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  9. verb
    behave in a certain manner; show a certain behavior; conduct or comport oneself
    "You should act like an adult" "The dog acts ferocious, but he is really afraid of people"

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  10. verb
    play a role or part
    "She wants to act Lady Macbeth, but she is too young for the role"

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  11. noun
    a manifestation of insincerity
    "he put on quite an act for her benefit"
  12. noun
    a subdivision of a play or opera or ballet
  13. verb
    be engaged in an activity, often for no particular purpose other than pleasure
  14. verb
    be suitable for theatrical performance
    "This scene acts well"
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    be
  15. verb
    discharge one's duties
    "She acts as the chair" "In what capacity are you acting?"
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Definition that contains act
  • let actively cause something to happen
  • make act in a certain way so as to acquire
  • work activity directed toward making or doing something
  • leave act or be so as to become in a specified state
  • care activity involved in maintaining something in good working order
  • live actually being performed at the time of hearing or viewing
  • play act or have an effect in a specified way or with a specific effect or outcome
  • play activity by children that is guided more by imagination than by fixed rules
  • whole acting together as a single undiversified whole
  • working actively engaged in paid work
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