1

ad-lib

verb \ ˈad-ˈlib \
Updated on: 15 Nov 2017

Definition of ad-lib

ad-libbed; ad-libbing
transitive verb
:to deliver spontaneously
intransitive verb
:to improvise especially lines or a speech

ad-lib

noun

Origin and Etymology of ad-lib

derivative of ad lib

ad-lib Synonyms

Synonyms
ad-lib, clap (together or up), extemporize, fake
Related Words
concoct, contrive, cook (up), devise, fabricate, hatch, invent, make up, manufacture, think (up); cobble (together or up), dash (off)
Near Antonyms
arrange, lay, prepare, ready; consider, contemplate, ponder, study; exercise, practice (also practise), rehearse

2

ad-lib

adjective

Definition of ad-lib

:spoken, composed, or performed without preparation

Origin and Etymology of ad-lib

derivative of ad lib


ad lib

adverb

Definition of ad lib

1 :in accordance with one's wishes
2 :without restraint or limit

Recent Examples of ad lib from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ad lib.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of ad lib

short for 1ad libitum


AD-LIB Defined for English Language Learners

ad-lib

verb

Definition of ad-lib for English Language Learners

  • : to make up words or music in a performance instead of saying or playing something that has been planned


AD-LIB Defined for Kids

ad-lib

verb \ ˈad-ˈlib \

Definition of ad-lib for Students

ad-libbed; ad-libbing
:to make up something and especially music or spoken lines during a performance :improvise

Medical Dictionary

ad-lib

adjective \ (ˈ)ad-ˈlib \

medical Definition of ad-lib

:made or done spontaneously :not controlled by a schedule
  • ad-lib feeding of animals

ad lib

adverb \ (ˈ)ad-ˈlib \

medical Definition of ad lib

:without restraint or imposed limit :as much or as often as is wanted
  • the animals were given water ad lib
  • Science
often used in writing prescriptions


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