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/lɒk/ · noun
Something used for fastening, which can only be opened with a key or combination..
"Give me the key," said my mother; and though the lock was very stiff, she had turned it and thrown back the lid in a twinkling.
We tiptoed into the house, up the stairs and along the hall into the room where the Professor had been spending so much of his time. 'Twas locked, of course, but the Deacon man got a big bunch of keys out of his pocket and commenced to putter with the lock.
[T]he application must first acquire a lock on a file or a portion of a file before reading data and modifying it.
Here the canal came to a check, ending abruptly with a large lock.
"I never saw such a gun in my life," replied poor Winkle, looking at the lock, as if that would do any good.
Even though he had not yet done so, Jack felt he had a lock on the game.
Brian thinks she's a lock to get a scholarship somewhere.
Ashton only had to wait three minutes for his second try, lock Louis Deacon setting it up with a rollocking line-break, before Romania got on the scoreboard courtesy of a penalty from fly-half Marin Danut Dumbrava.
Use lock when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Lock means Something used for fastening, which can only be opened with a key or combination..
Common synonyms include Dutch book, braid, lace, twine.
Possible antonyms include unlock, withdraw, disengage.
"Give me the key," said my mother; and though the lock was very stiff, she had turned it and thrown back the lid in a twinkling.
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