English Vocabulary tips & definition with Gymglish.
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a lock: a device which is opened with a key, for example in a door
There's no lock to the bathroom. Anyone can open the door easily so you don't need a key.
lock-jaw tetanus
to pick the lock to open the lock with force without a key
under lock and key enclosed in a place from which one cannot escape
Should not be confused with "a lock of hair" (several hairs)
to lock (up): to fasten or close using a key
Did you remember to lock the door before leaving?
to lock up to imprison, to put in prison; to close all the doors and windows of a building using a key

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