Meaning

noun a speech defect that involves pronouncing `s' like voiceless `th' and `z' like voiced `th'

noun a flexible procedure-oriented programing language that manipulates symbols in the form of lists

verb speak with a lisp

originFrom Middle English lispen, lipsen, wlispen, from Old English *wlispian (attested in āwlyspian (“to lisp”)), from Old English wlisp, wlips (“stammering, lisping”, adjective), from Proto-Germanic *wlispaz (“lisping”), from Proto-Indo-European *wlis-, *wleys- (“rod”), from *wel- (“to turn, roll”). Cognate with Middle Low German wlispen (“to lisp”), Dutch lispen (“to lisp”), German lispeln (“to…

Etymology from Wiktionary, CC BY-SA 3.0