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Definition of lock verb from the Oxford Advanced Learner's Dictionary

lock

verb
 
/lɒk/
 
/lɑːk/
Verb Forms
present simple I / you / we / they lock
 
/lɒk/
 
/lɑːk/
he / she / it locks
 
/lɒks/
 
/lɑːks/
past simple locked
 
/lɒkt/
 
/lɑːkt/
past participle locked
 
/lɒkt/
 
/lɑːkt/
-ing form locking
 
/ˈlɒkɪŋ/
 
/ˈlɑːkɪŋ/
Idioms Phrasal Verbs
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    fasten

  1. [transitive, intransitive] lock (something) to fasten something with a lock; to be fastened with a lock
    • Did you lock the door?
    • David locked the room and slipped the key into his pocket.
    • The gates are locked at 6 o'clock.
    • a locked cabinet
    • This suitcase doesn't lock.
    opposite unlock (1)
    Extra Examples
    • Keep your garage securely locked.
    • The door locks automatically.
    Oxford Collocations Dictionaryadverb
    • carefully
    • automatically
    • electronically
    verb + lock
    • forget to
    phrases
    • be firmly locked
    • be securely locked
    • keep something locked
    See full entry
  2. keep safe

  3. [transitive] lock something + adv./prep. to put something in a safe place and lock it
    • She locked her passport and money in the safe.
    Oxford Collocations Dictionaryadverb
    • away
    • in
    preposition
    • in
    phrases
    • be safely locked
    • be securely locked
    See full entry
  4. become fixed

  5. [intransitive, transitive] lock (something) (in/into/around, etc. something) | lock (something) (together) to become or make something become fixed in one position and unable to move
    • The brakes locked and the car skidded.
    • He locked his helmet into position with a click.
    Topics Transport by car or lorryb2
  6. in difficult situation

  7. [transitive]
    be locked in/into something
    to be involved in a difficult situation, an argument, etc.
    • The two sides are locked into a bitter dispute.
    • She felt locked in a loveless marriage.
    Topics Opinion and argumentc2
  8. be held tightly

  9. [transitive]
    be locked together/in something
    to be held very tightly by somebody
    • They were locked in a passionate embrace.
  10. computing

  11. [transitive] lock something (computing) to use a code or password to prevent data on a phone or computer from being changed or looked at by somebody without permission
    • These files are locked to protect confidentiality.
    • My phone is locked and I've forgotten the password.
    • Make sure you lock your screen if you leave your desk.
  12. Word Originverb Old English loc, of Germanic origin; related to German Loch ‘hole’.
Idioms
lock horns (with somebody) (over something)
  1. to get involved in an argument with somebody
    • The company has locked horns with the unions over proposed pay cuts.
    Topics Opinion and argumentc2
See lock in the Oxford Advanced American DictionarySee lock in the Oxford Learner's Dictionary of Academic English
given
adjective
 
 
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