lock in

1. (transitive)Used other than figuratively or idiomatically: To secure (someone or something) in a locked enclosure.

   The dog won't escape now we've locked him in.

   The dog won't escape now we've locked him in the kitchen.

2. (transitive)To fix the value of (something potentially variable).

   I've locked in a rate of 5%.

   I've got a 5% rate locked in.

3. (colloquial, transitive)To prevent (someone or something) from escaping, deteriorating, or switching to an alternative.

   Our new foil packets keep the flavour of the crisps locked in.

   Companies find various ways to try to lock in a customer base by preventing the products or services from being fully fungible.

4. (transitive)To synchronize (especially a rhythm section) into a groove.

5. (colloquial, intransitive, transitive)To focus entirely (on something).

   I need to lock in for this exam I'm taking tomorrow.

   The missile's path is now locked in.

   sich ins Zeug legen

1. We locked ourselves in our room.

   Ми замкнулись у своїй кімнаті.

   ruМы заперлись в нашей комнате.

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2. We locked ourselves in our rooms.

   Ми зачинились у своїх кімнатах.

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3. Tom locked his keys in his car.

   Том замкнув ключі в машині.

   ruТом запер ключи в машине.

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4. Tom locked his dog in the garage.

   Том замкнув свого собаку в гаражі.

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5. The burglar locked the couple in the basement.

   Грабіжник замкнув пару в льосі.

   ruГрабитель запер пару в подвале.

   deDer Einbrecher schloss das Paar im Keller ein.

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irregular

• lock upповісити, вішатиTo imprison or incarcerate (someone).
• lock inприбрати, прибиратиUsed other than figuratively or idiomatically: To secure (someone or something) in a locked enclosure.
• lock awayприбрати, прибиратиTo lock up; to lock in a safe place, out of view.
• lock offTo stop talking to (someone); to cut (someone) out; to ghost (someone).
• lock outTo inadvertently prevent (a person, particularly oneself) from entering a place, by leaving it locked.
• lock onTo begin tracking a target via an automated system.
• lock downTo secure (something).
• lock intoTo firmly commit to (something or someone).