the watch from 4 a.m. until 8 a.m.
Origin of morning watch
First recorded in 1525–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for morning watch
Early in the morning-watch a sudden stir of the men on deck woke me, and I bundled up in five minutes' time.
Wasn't I on the morning-watch myself, and beside him four hours of the night before, and turned in at eight bells?Somehow Good|William de Morgan
British Dictionary definitions for morning watch
nautical the watch between 4 and 8 am
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012