Dictionary
night' watch"
1. a watch or guard kept during the night.
2. a person or the persons keeping such a watch.
3. Usually,
night watches. the periods or divisions into which the night was divided in ancient times.
Night' Watch", The
a painting (1642) by Rembrandt.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.