Think

verb (used without object), thought, thinking.
1.
to have a conscious mind, to some extent of reasoning, remembering experiences, making rational decisions, etc.
2.
to employ one’s mind rationally and objectively in evaluating or dealing with a given situation:
Think carefully before you begin.
3.
to have a certain thing as the subject of one’s thoughts:
I was thinking about you. We could think of nothing else.
4.
to call something to one’s conscious mind:
I couldn’t think of his phone number.
5.
to consider something as a possible action, choice, etc.:
She thought about cutting her hair.
6.
to invent or conceive of something:
We thought of a new plan.
7.
to have consideration or regard for someone:
Think of others first.
8.
to esteem a person or thing as indicated:
to think badly of someone.
9.
to have a belief or opinion as indicated:
I think so.
10.
(of a device or machine, especially a computer) to use artificial intelligence to perform an activity analogous to human thought.
verb (used with object), thought, thinking.
11.
to have or form in the mind as an idea, conception, etc.
12.
to have or form in the mind in order to understand, know, or remember something else:
Romantic comedy is all about chemistry: think Tracy and Hepburn. Can’t guess? Here’s a hint: think 19th century.
13.
to consider for evaluation or for possible action upon:
Think the deal over.
14.
to regard as specified:
He thought me unkind.
15.
to believe to be true of someone or something:
to think evil of the neighbors.
16.
to analyze or evolve rationally:
to think the problem out.
17.
to have as a plan or intention:
I thought that I would go.
18.
to anticipate or expect:
I did not think to find you here.
adjective
19.
of or relating to thinking or thought.
20.
Informal. stimulating or challenging to the intellect or mind:
the think book of the year.
Compare think piece.
noun
21.
Informal. the act or a period of thinking:
I want to sit down and give it a good think.
Verb phrases
22.
think of,

to conceive of; imagine.
to have an opinion or judgment of.
to consider; anticipate:
When one thinks of what the future may bring, one is both worried and hopeful.

23.
think out/through,

to think about until a conclusion is reached; understand or solve by thinking.
to devise by thinking; contrive:
He thought out a plan for saving time.

24.
think up, to devise or contrive by thinking:
Can you think up an arrangement of furniture for this room?
Idioms
25.
think better of, to change one’s mind about; reconsider:
She considered emigrating to Australia, but thought better of it.
26.
think fit, to consider advisable or appropriate:
By all means, take a vacation if you think fit.
27.
think nothing of. nothing (def 19).
28.
think twice, to weigh carefully before acting; consider:
I would think twice before taking on such a responsibility.
verb (used without object), thought, thinking. Obsolete.
1.
to seem or appear (usually used impersonally with a dative as the subject).
verb thinks, thinking, thought
1.
(transitive; may take a clause as object) to consider, judge, or believe: he thinks my ideas impractical
2.
(intransitive) often foll by about. to exercise the mind as in order to make a decision; ponder
3.
(intransitive) to be capable of conscious thought: man is the only animal that thinks
4.
to remember; recollect: I can’t think what his name is
5.
(intransitive) foll by of. to make the mental choice (of): think of a number
6.
(may take a clause as object or an infinitive)

to expect; suppose: I didn’t think to see you here
to be considerate or aware enough (to do something): he did not think to thank them

7.
(intransitive) foll by of. to consider; regard: she thinks of herself as a poet
8.
(intransitive) to focus the attention on being: think thin, think big
9.
(transitive) to bring into or out of a specified condition by thinking: to think away one’s fears
10.
(slang) I don’t think, a phrase added to an ironical statement: you’re the paragon of virtue, I don’t think
11.
think again, to reconsider one’s decision, opinion, etc
12.
think better of

to change one’s mind about (a course of action, decision, etc)
to have a more favourable opinion of (a person)

13.
(usually negative) think much of, to have a high opinion of
14.
think nothing of

to regard as routine, easy, or natural
to have no compunction or hesitation about
to have a very low opinion of

15.
think twice, to consider carefully before deciding (about something)
noun
16.
(informal) a careful, open-minded assessment: let’s have a fresh think about this problem
17.
(modifier) (informal) characterized by or involving thinkers, thinking, or thought: a think session
18.
(slang) you’ve got another think coming, you are mistaken and will soon have to alter your opinion

think (thĭngk)
v. thought (thôt), think·ing, thinks

To exercise the power of reason, as by conceiving ideas, drawing inferences, and using judgment.

To weigh or consider an idea.

To bring a thought to mind by imagination or invention.

To recall a thought or an image to mind.

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