\Stam"mer\, v. i. [imp. & p. p. {Stammered}; p. pr. &
vb. n. {Stammering}.] [OE. stameren, fr. AS. stamur, stamer,
stammering; akin to D. & LG. stameren to stammer, G.
stammeln, OHG. stammal?n, stamm?n, Dan. stamme, Sw. stamma,
Icel. stama, stamma, OHG. & Dan. stam stammering, Icel.
stamr, Goth. stamms, and to G. stemmen to bear against, stumm
dumb, D. stom. Cf. {Stem} to resist, {Stumble}.]
To make involuntary stops in uttering syllables or words; to
hesitate or falter in speaking; to speak with stops and
diffivulty; to stutter.
      I would thou couldst stammer, that thou mightest pour
      this conclead man out of thy mouth, as wine comes out
      of a narrow-mouthed bottle, either too much at once, or
      none at all.                             --Shak.

\Stam"mer\, v. t.
To utter or pronounce with hesitation or imperfectly; --
sometimes with out.

\Stam"mer\, n.
Defective utterance, or involuntary interruption of
utterance; a stutter.