First Known Use: before 12th century
Dictionary
1lisp
verb \ˈlisp\
Definition of LISP
intransitive verb
1
: to pronounce the sibilants \s\ and \z\ imperfectly especially by turning them into \th\ and \th\
2
: to speak falteringly, childishly, or with a lisp
transitive verb
: to utter falteringly or with a lisp
— lisp·er noun
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Origin of LISP
Middle English, from Old English -wlyspian; akin to Old High German lispen to lisp
Other Medicine Terms
2lisp
noun
: a speech problem that causes someone to pronounce the letters “s” and “z” like “th”
Full Definition of LISP
1
: a speech defect or affectation characterized by lisping
2
: a sound resembling a lisp
See lisp defined for English-language learners
First Known Use of LISP
circa 1625
Other Grammar and Linguistics Terms
LISP
noun \ˈlisp\
Definition of LISP
: a computer programming language that is designed for easy manipulation of data strings and is used extensively for work in artificial intelligence
Origin of LISP
list processing
First Known Use: 1959
LISP Defined for Kids
1lisp
verb \ˈlisp\
lispedlisp·ing
Definition of LISP for Kids
: to pronounce the sounds \s\ and \z\ as \th\ and \th\
2lisp
noun
Definition of LISP for Kids
: the act or habit of pronouncing the sounds \s\ and \z\ as \th\ and \th\
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