Open meaning

a clear or unobstructed space or expanse of land or water

“finally broke out of the forest into the open”

where the air is unconfined

“he wanted to get outdoors a little”

“the concert was held in the open air”

a tournament in which both professionals and amateurs may play

information that has become public

“all the reports were out in the open”

“the facts had been brought to the surface”

cause to open or to become open

“Mary opened the car door”

start to operate or function or cause to start operating or functioning

“open a business”

become open

“The door opened”

begin or set in action, of meetings, speeches, recitals, etc.

“He opened the meeting with a long speech”

spread out or open from a closed or folded state

“open the map”

“spread your arms”

make available

“This opens up new possibilities”

become available

“an opportunity opened up”

have an opening or passage or outlet

“The bedrooms open into the hall”

make the opening move

“Kasparov opened with a standard opening”

afford access to

“the door opens to the patio”

“The French doors give onto a terrace”

display the contents of a file or start an application as on a computer

affording unobstructed entrance and exit; not shut or closed

“an open door”

“they left the door open”

affording free passage or access

“open drains”

“the road is open to traffic”

with no protection or shield

“the exposed northeast frontier”

“open to the weather”

open to or in view of all

“an open protest”

“an open letter to the editor”

used of mouth or eyes

“keep your eyes open”

“his mouth slightly opened”

not having been filled

“the job is still open”

accessible to all

“open season”

“an open economy”

not defended or capable of being defended

“an open city”

“open to attack”

(of textures) full of small openings or gaps

“an open texture”

“a loose weave”

having no protecting cover or enclosure

“an open boat”

“an open fire”

(set theory) of an interval that contains neither of its endpoints

not brought to a conclusion; subject to further thought

“an open question”

“our position on this bill is still undecided”

not sealed or having been unsealed

“the letter was already open”

“the opened package lay on the table”

without undue constriction as from e.g. tenseness or inhibition

“the clarity and resonance of an open tone”

“her natural and open response”

ready or willing to receive favorably

“receptive to the proposals”

open and observable; not secret or hidden

“an overt lie”

“overt hostility”

not requiring union membership

“an open shop employs nonunion workers”

possibly accepting or permitting

“a passage capable of misinterpretation”

“open to interpretation”

affording free passage or view

“a clear view”

“a clear path to victory”

openly straightforward and direct without reserve or secretiveness

“his candid eyes”

“an open and trusting nature”

ready for business

“the stores are open”