Definition of Act Up in English :

Define Act Up in English

Act Up meaning in English

Meaning of Act Up in English

Pronunciation of Act Up in English

Act Up pronunciation in English

Pronounce Act Up in English

Act Up

see synonyms of act up


1. act up, carry on

misbehave badly; act in a silly or improper way

Example Sentences:
'The children acted up when they were not bored'

2. act up

make itself felt as a recurring pain

Example Sentences:
'My arthritis is acting up again'

WordNet Lexical Database for English. Princeton University. 2010.

Act Up

see synonyms of act up
(intr, adverb) informal
to behave in a troublesome way
the engine began to act up when we were miles from anywhere

Collins English Dictionary. Copyright © HarperCollins Publishers

Act Up

see synonyms of act up
to be playful
to misbehave
to become inflamed, painful, etc.

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Act Up

see synonyms of act up
1. The process of doing or performing something: the act of thinking.
a. Something done or performed; a deed: a charitable act.
b. Law Something done that has legal significance: a criminal act.
3. A statute or other law formally adopted by a legislative body: an act of Congress.
4. A formal written record of proceedings or transactions.
5. One of the major divisions of a play, opera, or film.
a. A performance or entertainment usually forming part of a longer presentation: a juggling act; a magic act.
b. The actor or actors presenting such a performance: joined the act in Phoenix.
7. A manifestation of intentional or unintentional insincerity; a pose: put on an act.
v. act·ed, act·ing, acts
1. To play the part of; assume the dramatic role of: She plans to act Ophelia in summer stock.
2. To perform (a role) on the stage: act the part of the villain.
a. To behave like or pose as; impersonate: Don't act the fool.
b. To behave in a manner suitable for: Act your age.
1. To behave or comport oneself: She acts like a born leader.
2. To perform in a dramatic role or roles.
3. To be suitable for theatrical performance: This scene acts well.
4. To behave affectedly or unnaturally; pretend.
5. To appear or seem to be: The dog acted ferocious.
6. To carry out an action: We acted immediately. The governor has not yet acted on the bill.
7. To operate or function in a specific way: His mind acts quickly.
8. To serve or function as a substitute for another: A coin can act as a screwdriver.
9. To produce an effect: waited five minutes for the anesthetic to act.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.