Pronunciation: (stam'ur), [key]
to speak with involuntary breaks and pauses, or with spasmodic repetitions of syllables or sounds.
to say with a stammer (often fol. by out).
1. a stammering mode of utterance.
2. a stammered utterance.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.