The Collaborative International Dictionary of English v.0.48:

Stutter \Stut"ter\, v. t. & i. [imp. & p. p. Stuttered; p. pr.
   & vb. n. Stuttering.] [Freq. of stut, OE. stoten; probably
   of Dutch or Low German origin; cf. D. & LG. stotteren, G.
   stottern, D. stooten to push, to strike; akin to G. stossen,
   Icel. stauta, Sw. st["o]ta, Dan. st["o]de, Goth. stautan, L.
   tundere, Skr. tud to thrust. Cf. Contuse, Obtuse.]
   To hesitate or stumble in uttering words; to speak with
   spasmodic repetition or pauses; to stammer.
   [1913 Webster]

         Trembling, stuttering, calling for his confessor.
                                                  --Macaulay.
   [1913 Webster]