The Collaborative International Dictionary of English v.0.48:

Batsman \Bats"man\, n.; pl. Batsmen.
   The one who wields the bat in cricket, baseball, etc.; in
   baseball, the batsman is usually called the batter.
   [1913 Webster +PJC] Bat's-wing

The Collaborative International Dictionary of English v.0.48:

Batter \Bat"ter\ (b[a^]t"t[~e]r), v. t. [imp. & p. p. Battered
   (b[a^]t"t[~e]rd); p. pr. & vb. n. Battering.] [OE. bateren,
   OF. batre, F. battre, fr. LL. battere, for L. batuere to
   strike, beat; of unknown origin. Cf. Abate, Bate to
   abate.]
   [1913 Webster]
   1. To beat with successive blows; to beat repeatedly and with
      violence, so as to bruise, shatter, or demolish; as, to
      batter a wall or rampart.
      [1913 Webster]

   2. To wear or impair as if by beating or by hard usage. "Each
      battered jade." --Pope.
      [1913 Webster]

   3. (Metallurgy) To flatten (metal) by hammering, so as to
      compress it inwardly and spread it outwardly.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Batter \Bat"ter\, n. [OE. batere, batire; cf. OF. bateure,
   bature, a beating. See Batter, v. t.]
   1. A semi-liquid mixture of several ingredients, as, flour,
      eggs, milk, etc., beaten together and used in cookery.
      --King.
      [1913 Webster]

   2. Paste of clay or loam. --Holland.
      [1913 Webster]

   3. (Printing) A bruise on the face of a plate or of type in
      the form.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Batter \Bat"ter\, n.
   A backward slope in the face of a wall or of a bank; receding
   slope.
   [1913 Webster]

   Batter rule, an instrument consisting of a rule or frame,
      and a plumb line, by which the batter or slope of a wall
      is regulated in building.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Batter \Bat"ter\, v. i. (Arch.)
   To slope gently backward.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Batter \Bat"ter\ (b[a^]t"t[~e]r), n.
   The one who wields the bat in baseball; the one whose turn it
   is at bat; formerly called the batsman.
   [1913 Webster +PJC]

WordNet (r) 3.0 (2006):

batter
    n 1: (baseball) a ballplayer who is batting [syn: batter,
         hitter, slugger, batsman]
    2: a liquid or semiliquid mixture, as of flour, eggs, and milk,
       used in cooking
    v 1: strike against forcefully; "Winds buffeted the tent" [syn:
         buffet, knock about, batter]
    2: strike violently and repeatedly; "She clobbered the man who
       tried to attack her" [syn: clobber, baste, batter]
    3: make a dent or impression in; "dinge a soft hat" [syn:
       dinge, batter]