a military assignment involving watching over or protecting a person or place or supervising prisoners.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use guard duty in a sentence
His soaring dunks and acrobatic layups play perfectly as trending videos on social media, but he doesn’t chase highlights at his team’s expense or shirk his point guard duties.
Lopez was on his way to relieve a buddy on guard duty when his friend Charlie Stewart picked up the revolvers and started to twirl them like the Hollywood cowboys.We Want to Hear Stories of Heroism—But Those Aren’t the War Stories Veterans Want to Tell | Kevin Maurer | November 11, 2020 | Time
Bergdahl was relieved from guard duty, and instead of going to sleep, he fled the outpost on foot.We Lost Soldiers in the Hunt for Bergdahl, a Guy Who Walked Off in the Dead of Night | Nathan Bradley Bethea | June 2, 2014 | THE DAILY BEAST
Not surprisingly, many business connections are made during the long hours of operations, guard duty, and training.
Consequently some of the regular regiments who had been doing guard duty in the capital were despatched to the front.The Philippine Islands | John Foreman
It so happened that the day he visited us, I was performing guard duty around the camp.A Raw Recruit's War Experiences | Ansel D. Nickerson
But what he didn't know about guard duty was hardly worth knowing.Warrior Gap | Charles King
The remainder were in reserve, or on guard duty at various points.The Battle of New Orleans | Zachary F. Smith
I learned quite lately that he was not dead, but that his company was doing guard duty at this place.The Blue and The Gray | A. R. White