0 a difficulty in speaking clearly, such as a lisp or stammer
He is aware of speech impediment caused by ill-fitting false teeth.
As a child, he overcame a serious speech impediment which baffled his teachers, some of whom first thought that he was uneducable.
Clark would return to the special beginning in 2006, but his participation was affected by a speech impediment that resulted from the stroke.
Roxanne found it exceedingly difficult to communicate through speech because of a speech impediment.
Brown had a speech impediment early in his career, which he overcame years ago.
Aikin suffered from a speech impediment and was educated almost entirely at home by his parents.
Lewis struggled with a speech impediment, stuttering until she was eight years old.
Bagley suffered from a speech impediment (stuttering) all of his life, which initially exempted him from military conscription.
