Source : Webster's Revised Unabridged Dictionary (1913)

Walk \Walk\ (w[add]k), v. i. [imp. & p. p. {Walked}; p. pr. &
   vb. n. {Walking}.] [OE. walken, probably from AS. wealcan to
   roll, turn, revolve, akin to D. walken to felt hats, to work
   a hat, G. walken to full, OHG. walchan to beat, to full,
   Icel. v[=a]lka to roll, to stamp, Sw. valka to full, to roll,
   Dan. valke to full; cf. Skr. valg to spring; but cf. also AS.
   weallian to roam, ramble, G. wallen. [root]130.]
   1. To move along on foot; to advance by steps; to go on at a
      moderate pace; specifically, of two-legged creatures, to
      proceed at a slower or faster rate, but without running,
      or lifting one foot entirely before the other touches the
      ground.

            At the end of twelve months, he walked in the palace
            of the kingdom of Babylon.            --Dan. iv. 29.

            When Peter was come down out of the ship, he walked
            on the water, to go to Jesus.         --Matt. xiv.
                                                  29.

   Note: In the walk of quadrupeds, there are always two, and
         for a brief space there are three, feet on the ground
         at once, but never four.

   2. To move or go on the feet for exercise or amusement; to
      take one's exercise; to ramble.

   3. To be stirring; to be abroad; to go restlessly about; --
      said of things or persons expected to remain quiet, as a
      sleeping person, or the spirit of a dead person; to go
      about as a somnambulist or a specter.

            I have heard, but not believed, the spirits of the
            dead May walk again.                  --Shak.

            When was it she last walked?          --Shak.

   4. To be in motion; to act; to move; to wag. [Obs.] ``Her
      tongue did walk in foul reproach.'' --Spenser.

            Do you think I'd walk in any plot?    --B. Jonson.

            I heard a pen walking in the chimney behind the
            cloth.                                --Latimer.

   5. To behave; to pursue a course of life; to conduct one's
      self.

            We walk perversely with God, and he will walk
            crookedly toward us.                  --Jer. Taylor.

   6. To move off; to depart. [Obs. or Colloq.]

            He will make their cows and garrans to walk.
                                                  --Spenser.

   {To walk} in, to go in; to enter, as into a house.

   {To walk after the flesh} (Script.), to indulge sensual
      appetites, and to live in sin. --Rom. viii. 1.

   {To walk after the Spirit} (Script.), to be guided by the
      counsels and influences of the Spirit, and by the word of
      God. --Rom. viii. 1.

   {To walk by faith} (Script.), to live in the firm belief of
      the gospel and its promises, and to rely on Christ for
      salvation. --2 Cor. v. 7.

   {To walk in darkness} (Script.), to live in ignorance, error,
      and sin. --1 John i. 6.

   {To walk in the flesh} (Script.), to live this natural life,
      which is subject to infirmities and calamities. --2 Cor.
      x. 3.

   {To walk in the light} (Script.), to live in the practice of
      religion, and to enjoy its consolations. --1 John i. 7.

   {To walk over}, in racing, to go over a course at a walk; --
      said of a horse when there is no other entry; hence,
      colloquially, to gain an easy victory in any contest.

Walking \Walk"ing\,
   a. & n. from {Walk}, v.

   {Walking beam}. See {Beam}, 10.

   {Walking crane}, a kind of traveling crane. See under
      {Crane}.

   {Walking fern}. (Bot.) See {Walking leaf}, below.

   {Walking fish} (Zo["o]l.), any one of numerous species of
      Asiatic fishes of the genus {Ophiocephalus}, some of
      which, as {O. marulius}, become over four feet long. They
      have a special cavity over the gills lined with a membrane
      adapted to retain moisture to aid in respiration, and are
      thus able to travel considerable distances over the land
      at night, whence the name. They construct a curious nest
      for their young. Called also {langya}.

   {Walking gentleman} (Theater), an actor who usually fills
      subordinate parts which require a gentlemanly appearance
      but few words. [Cant]

   {Walking lady} (Theater), an actress who usually fills such
      parts as require only a ladylike appearance on the stage.
      [Cant]

   {Walking leaf}.
   (a) (Bot.) A little American fern ({Camptosorus
       rhizophyllus}); -- so called because the fronds taper
       into slender prolongations which often root at the apex,
       thus producing new plants.
   (b) (Zo["o]l.) A leaf insect. See under {Leaf}.

   {Walking papers}, or {Walking ticket}, an order to leave;
      dismissal, as from office. [Colloq.] --Bartlett.

   {Walking stick}.
   (a) A stick or staff carried in the hand for hand for support
       or amusement when walking; a cane.
   (b) (Zo["o]l.) A stick insect; -- called also {walking
       straw}. See Illust. of {Stick insect}, under {Stick}.

   {Walking wheel} (Mach.), a prime mover consisting of a wheel
      driven by the weight of men or animals walking either in
      it or on it; a treadwheel.

Source : WordNet®

walking
     adj : close enough to be walked to; "walking distance"; "the
           factory with the big parking lot...is more convenient
           than the walk-to factory" [syn: {walk-to(a)}, {walking(a)}]

walking
     n : the act of traveling by foot; "walking is a healthy form of
         exercise" [syn: {walk}]