on guard
phrase
as in alert
paying close attention usually for the purpose of anticipating approaching danger or opportunity
Since it was hunting season, we wore brightly colored vests and remained on guard while hiking.
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Example Sentences
Recent Examples of Synonyms for on guard
on the ball
Phrase
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Unsurprisingly, no player has been involved in more passing sequences leading to shots than the 24-year-old this summer, given complete freedom to roam and dictate attacks with his abilities on the ball.
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Adidas’s 1994 Predator added strips of rubber on the shoe’s toe, which provided extra grip that the company and players say translated to bigger, curvier bends on the ball.
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“On guard.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/on%20guard. Accessed 5 Jul. 2026.
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