Source : Webster's Revised Unabridged Dictionary (1913)

Adventure \Ad*ven"ture\, v. t. [imp. & p. p. {Adventured}; p.
   pr. & vb. n. {Adventuring}.] [OE. aventuren, auntren, F.
   aventurer, fr. aventure. See {Adventure}, n.]
   1. To risk, or hazard; jeopard; to venture.

            He would not adventure himself into the theater.
                                                  --Acts xix.
                                                  31.

   2. To venture upon; to run the risk of; to dare.

            Yet they adventured to go back.       --Bunyan,

            Discriminations might be adventured.  --J. Taylor.