what is lisp mean
â¢ LISP (noun) The noun LISP has 2 senses: 1. a speech defect that involves pronouncing 's' like voiceless 'th' and 'z' like voiced 'th'. 2. a flexible procedure-oriented programing language that manipulates symbols in the form of lists. Familiarity information: LISP used as a noun is rare. â¢ LISP (verb) The verb LISP has 1 sense: