From Longman Dictionary of Contemporary Englishquick-wittedˌquick-ˈwitted adjective INTELLIGENTable to think and understand things quickly OPP slow-witted Toby was quick-witted and entertaining. a quick-witted reply
Examples from the Corpus
quick-witted• Brady is quick-witted and articulate.• The quick-witted Despina is a delightful character, the archetypal soubrette, just like Adèle in Die Fledermaus.• Throughout a lifetime of public service, he proved himself a quick-witted negotiator.• The female characters, too, are made of sterner stuff than the quick-witted schemers of Figaro.• John was always so quick-witted that I used to think he would have made a good secret agent.• The quick-witted will have gone instantly to the heart of the problem: what mysterious attribute distinguishes sport from games? 