26984 words

acts

22 definitions • 46 examples
1
to behave in the stated way:

Examples:

act like Don't be so silly - you're acting like a child!
He acted as if he'd never met me before.
2
to do something for a particular purpose or to solve a problem:

Examples:

[ + to infinitive ] Engineers acted quickly to repair the damaged pipes.
act for Who is acting for the defendant?
act on behalf of The agent was acting on behalf of (= representing) her client, a Broadway actress.
She acted without thinking.
3
to have an effect:

Examples:

The anaesthetic acted quickly.
4
to perform a part in a film, play, etc.:

Examples:

Ellis Pike was chosen to act the part of the lawyer in the film.
Have you ever acted in a play before?
5
to behave in a particular, usually bad, way:

Examples:

Why are you always acting the fool?
6
something that you do:

Examples:

simple act The simple act of telling someone about a problem can help.
artistic representations of the sexual act
7
behaviour that hides your real feelings or intentions:

Examples:

Was she really upset or was that just an act?
8
a person or group that performs a short piece in a show, or the piece that they perform:

Examples:

9
a part of a play or opera:

Examples:

Shakespeare's plays were written in five acts.
The hero does not enter until the second act/Act Two.
10
a law or formal decision made by a parliament or other group of people who make the laws for their country:

Examples:

an Act of Parliament
the Betting and Gaming Act
Almost two hundred suspects were detained in the UK last year under the Prevention of Terrorism Act.
11
to do something for a particular purpose or in a particular way:

Examples:

[ + to infinitive ] The president acted quickly to bring federal aid to areas damaged by flooding.
He acted as if he’d never seen me before.
She acted as (= performed in the position of) a tour guide for the group.
He said he was acting on (= doing something as a result of) the advice of his lawyer.
12
to perform in a movie, play, or television show:

Examples:

[ T ] He acts the part of a small-town lawyer.
[ I ] She has acted in lots of television sitcoms.
13
a law made by Congress or another legislature:

Examples:

an act of Congress
14
one of a set of short performances that are parts of a show, or the person or group who performs one of these parts:

Examples:

fig. His story is just an act (= is pretended and not sincere).
15
An act is also one of the main parts of a play or opera:

Examples:

The play is presented in three acts.
16
something that someone does:

Examples:

A partner may be held responsible for the acts of his co-partners committed in the name of the firm.
He has led an investigation into stock market manipulation and various illegal acts and swindles.
17
a law or formal decision made by a parliament or other group of elected law-makers:

Examples:

The 2010 act, with its requirement for a review of financial controls, has helped drive up the cost of corporate audits by as much as 50%.
18
to be so good that it is unlikely that anyone or anything that comes after will be as good:

Examples:

The company could lose momentum without its chief executive, who will be a hard act to follow.
19
to take advantage of or become involved with something that someone else started:

Examples:

There's always a debate in the machine room about the product, long before the marketing men and editors get in on the act.
20
to organize yourself so that you do things in an effective way:

Examples:

Mr Dinsdale said it was crucial that the Department of Trade & Industry got its act together.
21
to do something with the intention of achieving a particular result:

Examples:

act to do sth Engineers will need to act quickly to repair the damaged pipes.
act quickly/swiftly/now Anyone who wants a fixed-rate deal should act now.
act against/in sb's interests There were claims that the management was acting against shareholders' interests.
Members should act in the best interests of the company.
22
to do something believing that it is the right thing to do:

Examples:

Although errors of judgement were made, at all times the company's staff acted in good faith.

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