Source : Webster's Revised Unabridged Dictionary (1913)

Purchase \Pur"chase\ (?; 48), v. t. [imp. & p. p. {Purchased};
   p. pr. & vb. n. {Purchasing}.] [OE. purchasen, porchacen, OF.
   porchacier, purchacier, to pursue, to seek eagerly, F.
   pourchasser; OF. pour, por, pur, for (L. pro) + chacier to
   pursue, to chase. See {Chase}.]
   1. To pursue and obtain; to acquire by seeking; to gain,
      obtain, or acquire. --Chaucer.

            That loves the thing he can not purchase. --Spenser.

            Your accent is Something finer than you could
            purchase in so removed a dwelling.    --Shak.

            His faults . . . hereditary Rather than purchased.
                                                  --Shak.

   2. To obtain by paying money or its equivalent; to buy for a
      price; as, to purchase land, or a house.

            The field which Abraham purchased of the sons of
            Heth.                                 --Gen. xxv.
                                                  10.

   3. To obtain by any outlay, as of labor, danger, or
      sacrifice, etc.; as, to purchase favor with flattery.

            One poor retiring minute . . . Would purchase thee a
            thousand thousand friends.            --Shak.

            A world who would not purchase with a bruise?
                                                  --Milton.

   4. To expiate by a fine or forfeit. [Obs.]

            Not tears nor prayers shall purchase out abuses.
                                                  --Shak.

   5. (Law)
      (a) To acquire by any means except descent or inheritance.
          --Blackstone.
      (b) To buy for a price.

   6. To apply to (anything) a device for obtaining a mechanical
      advantage; to get a purchase upon, or apply a purchase to;
      as, to purchase a cannon.