Definitions of on your guard
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vigilant“must remain on your guard in such a situation”
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synonyms:
on guard, on one's guard, upon one's guard
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wary
marked by keen caution and watchful prudence
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wary
DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘on your guard'.
Views expressed in the examples do not represent the opinion of Vocabulary.com or its editors.
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