on one's guard
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Nature here is so strong that one has to be on one’s guard to not be absorbed by it,” wrote Dodge.
From Los Angeles Times ● Feb. 16, 2023
It has sniffed at such examples as "directives" for orders, "alerted" for being put on one's guard, "dis-O.K." for withdrawing approval, "deactivate" for abolishing.
From Time Magazine Archive
The details of the two wars meet at many points; only one must be on one's guard against merely fanciful, merely external resemblances.
From The Creed of the Old South 1865-1915 by Basil L. (Basil Lanneau) Gildersleeve
His words do not even imply that he does, but it is as well to be on one’s guard.
From Unconscious Memory by Samuel Butler
But it is necessary to be on one's guard against some shallows near the island on the one side, and the main land on the other, very dangerous, if one does not know the channel.
From Voyages of Samuel De Champlain — Volume 02 by Charles P. (Charles Pomeroy) Otis
