ad-lib

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ad-lib

1. adjective Of or characterized by an impromptu fashion, with little or no preparation beforehand. Jazz improv is always a bit ad-lib by design; you can't plan what you might play!
2. adverb Done in an impromptu or free-hand fashion, with little or no preparation beforehand. His comedy is always so unique; I hear he does the whole thing ad-lib.
3. noun Something, usually performative in nature, that is done with little or no preparation beforehand. His speech this morning felt like it was a bit of an ad-lib. I don't think he prepared any notes ahead of time.
4. verb To say, do, or perform something in an impromptu fashion, with little or no preparation beforehand. I had forgotten to rehearse my lines for the audition, so I just decided to ad-lib the whole way through.
References in periodicals archive ?
Very funny, very scatty, very good ad-libber and very very tall.
Phil was a hilariously talented guy, a great ad-libber.
Yet Wishee Washee was the undoubted kids' favourite and deservedly so, providing a word-perfect performance (unlike some of the cast) and proving to be a talented ad-libber with an easygoing manner with the kids.
I'm a big ad-libber and I think that gives me the edge on a lot of my rivals.
They said sitcoms were dead and dropped them, then foisted on us a bunch of unfunny ad-libbers trying to be England's answer to Billy Connolly, yet critics ask why repeats of the old shows are so popular.
Paul Merton's Impro Chums saw the star joined by fellow ad-libbers Richard Vranch, Lee Simpson, Suki Webster and special guest US, comedian Mike Mc Shane.