Noun
1. a clear or unobstructed space or expanse of land or water;
2. where the air is unconfined;
3. a tournament in which both professionals and amateurs may play
4. information that has become public;
Verb
1. cause to open or to become open;
2. start to operate or function or cause to start operating or functioning;
3. become open;
4. begin or set in action, of meetings, speeches, recitals, etc.;
5. spread out or open from a closed or folded state;
6. make available;
7. become available;
8. have an opening or passage or outlet;
9. make the opening move;
10. afford access to;
11. display the contents of a file or start an application as on a computer
Adjective
1. affording unobstructed entrance and exit; not shut or closed;
2. affording free passage or access;
3. with no protection or shield;
4. open to or in view of all;
5. used of mouth or eyes;
6. not having been filled;
7. accessible to all;
8. not defended or capable of being defended;
9. (of textures) full of small openings or gaps;
10. having no protecting cover or enclosure;
11. opened out;
12. of a set; containing points whose neighborhood consists of other points of the same set, or being the complement of an open set; of an interval; containing neither of its end points
13. not brought to a conclusion; subject to further thought;
14. not sealed or having been unsealed;
15. without undue constriction as from e.g. tenseness or inhibition;
16. relatively empty of and unobstructed by fences or hedges or headlands or shoals;
17. open and observable; not secret or hidden;
18. used of string or hole or pipe of instruments
19. not requiring union membership;
20. possibly accepting or permitting;
21. not secret;
22. without any attempt at concealment; completely obvious;
23. affording free passage or view;
24. lax in enforcing laws;
25. openly straightforward and direct without reserve or secretiveness;
26. sincere and free of reserve in expression;
27. receptive to new ideas;
28. ready for business;
We were welcomed with open arms.
The chairman stepped up and declared the meeting open.
The window was wide open.
As we turned the corner , we came upon a group of men who were waiting for the public house to open.
Open the curtains to let some light through the window.
The door blew open.
They feared that the mummy would fall to pieces when they cut it open.
They split the box open.
The lock on the door is rusty and won't open.
An open minded person is accessible to reasons.
These cars are to be procured through open tender.
Does this door open inwards or outwards?
The police had to get special permission to open up the grave.
The telephone office is open for public business.
She is a very friendly, open person.
Will you be kind enough to open the door?
The letter was cut open.
A flock of customers were waiting for the store to open.
The windows open on a beautiful view of the lake.
In ideological work, we must learn to open different locks with different keys because a method that answers with one person may not answer with another.
Pea pods burst open when overripe.
Following in his steps, I passed through damp spruce woods to an open cliff.
He was adrift in an open boat for three days.
The post office is open on Sunday.
The bank isn't open yet.
All the students listened to the teacher with open eyes.
The action is an open violation of the Vienna Convention.
open up
To spread out; unfold
A green valley opened up before us.
To begin operation
The new store opens up next month.
The artillery opened up at dawn.
&I{Informal} To speak freely and candidly
At last the frightened witness opened up and told the truth.
To make an opening in by cutting
The surgeon opened up the patient's chest.
To make available or accessible
open up new markets.
&I{Informal} To accelerate. Used of a motor vehicle.
be open with
speak frankly to; conceal nothing from
I had always been completely open with my mother.
in (或 into) the open
out of doors; not under cover
in open court
in a court of law, before the judge and the public
open-and-shut
(of a case or argument) admitting no doubt or dispute; straightforward
open the batting
(Cricket)play as one of the pair of batsmen who begin a side's innings
open the door to
open someone's eyes
an open mind
with one's eyes open (或with open eyes)
fully aware of the risks and other implications of an action or situation
I went into the job with my eyes open—everyone knows what happens to an unsuccessful manager.
with open arms
I went into the job with my eyes open—everyone knows what happens to an unsuccessful manager.
open something up
accelerate a motor vehicle
(of a sports player or team) create an advantage for one's side
he opened up a lead of 14–8.
open fire
To begin firing on.
open (one's) eyes
To become aware of the truth of a situation.
open a can of beans
It was I who opened a can of beans.
She was one of those people who like opening a can of beans.
keep ones eyes open
It has kept my eyes open that the boy stutters.
He's keeping an eye out for a more profitable job.
empty, vacant, hollow, blank, open
frank, open, plain, blunt, honest, sincere, straightforward
unfold, open
unoccupied vulnerable demonstrative uncover ajar propose susceptible expansive originate approachable unlock shell high-minded visible start conversable ingenuous reveal show accessible honest contingent single expose begin broaden unfasten unveil flagrant void patent clear conversational naive free crack aboveboard establish initiate off manifest launch frank straight unfold bald disclose straightforward communicative aesthetic bare
There is relatively little information about open, maybe you can watch a bilingual story to relax your mood, I wish you a happy day!
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