To watch over

from The Collaborative International Dictionary of English v.0.48
Watch \Watch\, v. i. [Cf. AS. w[oe]ccan, wacian. [root]134. See
   {Watch}, n., {Wake}, v. i. ]
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   1. To be awake; to be or continue without sleep; to wake; to
      keep vigil.
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            I have two nights watched with you.   --Shak.
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            Couldest thou not watch one hour ?    --Mark xiv.
                                                  37.
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   2. To be attentive or vigilant; to give heed; to be on the
      lookout; to keep guard; to act as sentinel.
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            Take ye heed, watch and pray.         --Mark xiii.
                                                  33.
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            The Son gave signal high
            To the bright minister that watched.  --Milton.
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   3. To be expectant; to look with expectation; to wait; to
      seek opportunity.
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            My soul waiteth for the Lord more than they that
            watch for the morning.                --Ps. cxxx. 6.
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   4. To remain awake with any one as nurse or attendant; to
      attend on the sick during the night; as, to watch with a
      man in a fever.
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   5. (Naut.) To serve the purpose of a watchman by floating
      properly in its place; -- said of a buoy.
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   {To watch over}, to be cautiously observant of; to inspect,
      superintend, and guard.
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