In computer science, a lock is a synchronization mechanism for enforcing limits on access to a resource in an environment where there are many threads of execution.

Lock and Key

Lock the gate.

Lock the doors.

Unable to lock the download directory

Never forget to lock the door.

Why didn't you lock the door?

Sami knew the window didn't lock.

And plus, he said he was going to get rid of the Caps Lock key and the Num Lock key, too.

Please lock the door when you leave.

Tom is trying to break the lock.

Later Ms. Lock (Vice Chairman) (South Africa)

Chairman Ms. Lock (Vice Chairman) (South Africa)

Another important feature is the ability of each device to lock out other devices selectively, preventing needless interference or unauthorized access to information.

Don't forget to lock up when you leave.

The president, who has supported a process that secretly negotiates agreements, which effectively lock us into the insane system that we have adopted and likely lock us down a path of three strikes, you're out that, of course, the rest of the world are increasingly adopting.

Did you forget to lock the door last night?

Sharyn Lock links to footage of the incident here.

The cybercrime law compels journalists to lock their mouths

Ms. Lock (South Africa), Vice Chairman, took the Chair.

These agreements lock out non banking entities from the highly lucrative market for migrant remittances from the African diaspora, which remain a key engine of growth.

or What's this Num Lock key for? You know, that thing?

Australian activist Sharyn Lock writes (February 16) at Tales to Tell

You may have heard about the Kryptonite lock brouhaha, where a blogger talked about how you hack, or break into, a Kryptonite lock using a ballpoint pen, and it spread all over. Kryptonite had to adjust the lock, and they had to address it to avoid too many customer concerns.

I want you to go to your rooms and lock the doors.

I want you to go to your rooms and lock the doors.

The more detailed the verification mechanism is laid out, the more complicated it will necessarily become.

Could not regain the system lock! (Perhaps another apt or dpkg is running?)

But you cannot exploit this cycle of victim murderer and lock us inside it.

Any transitional justice mechanism must be carried out with the active and meaningful participation of all national stakeholders.

The Germans have been widely castigated for pointing out that Europe has no clear mechanism for sorting out sovereign (government) defaults, and that surely it needs one.

The parties have not yet fully established this aspect of the verification and monitoring mechanism laid out in the security arrangements set out in the Comprehensive Peace Agreement.

I mean, in retrospect, probably stupid questions, but things like, What's this Caps Lock key for?

Energy investment decisions made today will lock in the world s emissions profile for years to come.

These changes involve replacement of capital stock and avoiding long term, carbon intensive technology lock in.

One way to prevent this distortion would be to create a mechanism to bail out all banks with European money.

It was pointed out that the supervisory mechanism made sense only in relation to enforced disappearances committed by the State.

However, as Jerome Ross from Roar Magazine wrote the night before, Frankfurt on lock down as over 5,000 police deployed in an unprecedented operation to keep protesters out of the city and away from the banks

Mechanism

This mechanism for the deliberately progressive construction of a unified polity out of nominally sovereign states is unprecedented in human history.

The Republican Party s real game is to try to lock that income and wealth advantage into place.

That way, economically irrational lock in effects, whereby workers simply cannot afford to change jobs, are avoided.

The Gülen movement uses these trials to lock up critics and replace opponents in important state posts.

In the absence of Mr. MacKay (New Zealand), Ms. Lock (South Africa), Vice Chairman, took the Chair

Similarly, the Desertification Convention until recently had only a coordinating mechanism (the Global Mechanism ), not a true financial mechanism.