warn
verb (used with object)
to give notice, advice, or intimation to (a person, group, etc.) of danger, impending evil, possible harm, or anything else unfavorable.
will have warned
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future perfectof warn.future perfect
Used to describe an action that will be fully completed or achieved by a specific point in the future.
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.
Depend upon it she will have warned everybody within hail.
From The White Hand and the Black A Story of the Natal Rising by Bertram Mitford
So I should think," the king said; "and certainly he will have warned his accomplices, the contractors; and probably, by this time, they are all on their way either into Andalusia or to the north.
From In the Irish Brigade A Tale of War in Flanders and Spain by Charles Mills Sheldon
"Let us go on; Peppino will have warned the sentry of our coming."
From The Count of Monte Cristo by Alexandre Dumas père
