warn

warn is defined in Webster's Unabridged Dictionary (1913) with 4 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.To make ware or aware; to give previous information to; to give notice to; to notify; to admonish; hence, to notify or summon by authority; as, to warn a town meeting; to warn a tenant to quit a house. "Warned of the ensuing fight." Dryden. Cornelius the centurion . . . was warned from God by an holy angel to send for thee. Acts x.
  2. 2.Who is it that hath warned us to the walls Shak.
  3. 3.To give notice to, of approaching or probable danger or evil; to caution against anything that may prove injurious. "Juturna warns the Daunian chief of Lausus' danger, urging swift relief." Dryden.
  4. 4.To ward off. [Obs.] Spenser.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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