lisp

1. (intransitive) To pronounce the consonant ‘s’ imperfectly; to give ‘s’ and ‘z’ the sounds of ‘th’ (/θ/, /ð/). This is a speech impediment common among children.Examples: "Until the age of 10, Dominic would lisp, but this was fixed by a speech therapist."intransitive

2. (intransitive) To speak with imperfect articulation; to mispronounce, such as a child learning to talk.Examples: "As yet a Child, nor yet a Fool to Fame, / I liſp'd in Numbers, for the Numbers came."intransitive

3. (intransitive, archaic) To speak hesitatingly and with a low voice, as if afraid.Examples: "Lest when my lisping, guilty tongue should halt."archaicintransitive

4. (intransitive, archaic) to express by the use of simple, childlike language.Examples: "But the fashion spreads deeper and wider; the village is infected and the village green; Amelias and Claras sweep your rooms and cook your dinners, gentle Sophias milk your cows, and if you ask a pretty smiling girl at a cottage door to tell you her name, the rosy lips lisp out Caroline."; "to speak unto them after their own capacity, and to lisp the words unto them , according as the babes and children of that age might sound them againagain"archaicintransitive

5. (intransitive, archaic) To speak with reserve or concealment; to utter timidly or confidentially.Examples: "to lisp treason"; ""You have done well, sir," said Delwood, calmly, as he placed double the amount of Mrs. Santon's bribe in the Signor's hand; "you have done well, sir; and mark my words,—gold can never relieve a guilty conscience! Go, sir, and see that you lisp not a syllable of this to any one.""archaicintransitive