Forewarn
Pronunciation : Fore*warn"
Part of Speech : v.
Definition : Defn: To warn beforehand; to give previous warning, admonition, information, or notice to; to caution in advance. We were forewarned of your coming. Shak.
t. [imp. & p. p. Forewarned; p. pr. & vb. n. Forewarning.]
Source : Webster's Unabridged Dictionary, 1913
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