Definition of "lock up" []

• To imprison or incarcerate someone (verb)
• To invest in something long term (verb)
• To close all doors and windows of a place securely (verb)
• (computing) to cease responding, to freeze (verb)
• (mechanics) to stop moving, to seize (verb)

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• "My muscles could lock up this way and I would be known as Ol Hunchback for the rest of the year, and you never see hunchbacks winning track meets."
• "For if a slave can have a country in this world, it must be any other in preference to that in which he is born to live and labour for another: in which he must lock up the faculties of his nature, contribute as far as depends on his individual endeavours to the evanishment of the human race, or entail his own miserable condition on the endless generations proceeding from him."
• "Clarkson wanted to lock up Isom very much, but he knew what a strong will his wife had, and how hard it would be to get her right when she got wrong, hence he complied with her request."