say it: AD-lib
ad-lib is an adjective, noun and verb meaning "with little or no preparation or forethought". It carries 4 recorded senses.
with little or no preparation or forethought
“his ad-lib comments showed poor judgment”
“an extemporaneous piano recital”
“an extemporary lecture”
“an extempore skit”
“an impromptu speech”
“offhand excuses”
“trying to sound offhanded and reassuring”
“an off-the-cuff toast”
“a few unrehearsed comments”
said or done without having been planned or written in advance
“he made a few ad-lib remarks”
remark made spontaneously without prior preparation
“his ad-libs got him in trouble with the politicians”
Definitions, synonyms and semantic relations for ad-lib come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.