vt to pronounce with a lisp.
2. lisp ·noun the habit or act of lisping. ·see lisp, ·vi, 1.
3. lisp ·vi to speak hesitatingly with a low voice, as if afraid.
4. lisp ·vi to speak with imperfect articulation; to mispronounce, as a child learning to talk.
5. lisp ·vt to speak with reserve or concealment; to utter timidly or confidentially; as, to lisp treason.
6. lisp ·vi to pronounce the sibilant letter s imperfectly; to give s and z the sound of th;
a defect common among children.
7. lisp ·vt to utter with imperfect articulation; to express with words pronounced imperfectly or indistinctly, as a child speaks; hence, to express by the use of simple, childlike language.