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lock up

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phrasal verb
Word Forms
present tense
I/you/we/theylock up
he/she/itlocks up
present participlelocking up
past tenselocked up
past participlelocked up

Related meanings

  1. 1
    [intransitive/transitive] to lock all the doors and windows of a building so that no one can get in

    I locked up and went to bed.

    The last person to leave locks up the shop.

  2. 2
    [transitive] same as lock away (sense 1)

    The documents were locked up.

  3. 3
    [transitive] same as lock away (sense 2)

    He was locked up for 12 years for armed robbery.

  4. 4
    [intransitive] to invest your money in something, so that it is not available for you to spend
    lock up in:

    There are vast sums of money locked up in pension funds.

See also main entry: lock


… a teaching method in which groups of children learn independently using a computer linked to the internet

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a derogatory word used for referring to people in the banking and investment industry who are thought of as taking serious risks in order to increase their own earnings …

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