Idioms

Origin of act

1350–1400; Middle English act(e) (< Middle French) < Latin ācta, plural of āctum something done, noun use of past participle of agere to do (āg- past participle stem + -tum neuter past participle suffix); and directly < Latin āctus a doing (āg- + -tus suffix of v. action)

SYNONYMS FOR act

4 record.
6 turn, routine.
10–13 perform, function, work. play. 19, 21 play.

Related forms

Definition for act (2 of 3)

ACT


Trademark. a standardized college admissions test developed by ACT, Inc., measuring English, mathematics, reading, and science skills: originally an abbreviation of American College Testing/American College Test.Compare SAT.
Association of Classroom Teachers.
Australian Capital Territory.

Definition for act (3 of 3)

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for act

British Dictionary definitions for act (1 of 3)

act

/ (ækt) /

noun

verb

See also act on, act out, act up

Derived Forms

actable, adjectiveactability, noun

Word Origin for act

C14: from Latin actus a doing, performance, and actum a thing done, from the past participle of agere to do

British Dictionary definitions for act (2 of 3)

ACT

1

abbreviation for

Australian Capital Territory
(formerly in Britain) advance corporation tax

British Dictionary definitions for act (3 of 3)

ACT

2
/ (ækt) /

n acronym for

(in New Zealand) Association of Consumers and Taxpayers: a small political party of the right
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Idioms and Phrases with act

act


In addition to the idioms beginning with act

  • act of faith
  • act of God
  • act on
  • act one's age
  • act out
  • act up
  • act upon

also see:

  • catch in the act
  • clean up (one's act)
  • do a disappearing act
  • get in the act
  • get one's act together
  • hard (tough) act to follow
  • high-wire act
  • in the act of
  • put on an act
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.